211918356

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{541}}^1$

素因数の和:604

約数の個数: 144

約数和(自身を含む): 618695168

約数和(自身を除く): 406776812

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 31, 36, 39, 52, 54, 62, 78, 81, 93, 108, 117, 124, 156, 162, 186, 234, 243, 279, 324, 351, 372, 403, 468, 486, 541, 558, 702, 806, 837, 972, 1053, 1082, 1116, 1209, 1404, 1612, 1623, 1674, 2106, 2164, 2418, 2511, 3159, 3246, 3348, 3627, 4212, 4836, 4869, 5022, 6318, 6492, 7033, 7254, 7533, 9738, 10044, 10881, 12636, 14066, 14508, 14607, 15066, 16771, 19476, 21099, 21762, 28132, 29214, 30132, 32643, 33542, 42198, 43524, 43821, 50313, 58428, 63297, 65286, 67084, 84396, 87642, 97929, 100626, 126594, 130572, 131463, 150939, 175284, 189891, 195858, 201252, 218023, 253188, 262926, 301878, 379782, 391716, 436046, 452817, 525852, 569673, 603756, 654069, 759564, 872092, 905634, 1139346, 1308138, 1358451, 1709019, 1811268, 1962207, 2278692, 2616276, 2716902, 3418038, 3924414, 4075353, 5433804, 5886621, 6836076, 7848828, 8150706, 11773242, 16301412, 17659863, 23546484, 35319726, 52979589, 70639452, 105959178, 211918356]

約数ペア:

[(1, 211918356), (2, 105959178), (3, 70639452), (4, 52979589), (6, 35319726), (9, 23546484), (12, 17659863), (13, 16301412), (18, 11773242), (26, 8150706), (27, 7848828), (31, 6836076), (36, 5886621), (39, 5433804), (52, 4075353), (54, 3924414), (62, 3418038), (78, 2716902), (81, 2616276), (93, 2278692), (108, 1962207), (117, 1811268), (124, 1709019), (156, 1358451), (162, 1308138), (186, 1139346), (234, 905634), (243, 872092), (279, 759564), (324, 654069), (351, 603756), (372, 569673), (403, 525852), (468, 452817), (486, 436046), (541, 391716), (558, 379782), (702, 301878), (806, 262926), (837, 253188), (972, 218023), (1053, 201252), (1082, 195858), (1116, 189891), (1209, 175284), (1404, 150939), (1612, 131463), (1623, 130572), (1674, 126594), (2106, 100626), (2164, 97929), (2418, 87642), (2511, 84396), (3159, 67084), (3246, 65286), (3348, 63297), (3627, 58428), (4212, 50313), (4836, 43821), (4869, 43524), (5022, 42198), (6318, 33542), (6492, 32643), (7033, 30132), (7254, 29214), (7533, 28132), (9738, 21762), (10044, 21099), (10881, 19476), (12636, 16771), (14066, 15066), (14508, 14607)]