31728996

素因数分解:

$2^2\times 3^9\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:75

約数の個数: 120

約数和(自身を含む): 92587264

約数和(自身を除く): 60858268

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, 558, 702, 729, 806, 837, 972, 1053, 1116, 1209, 1404, 1458, 1612, 1674, 2106, 2187, 2418, 2511, 2916, 3159, 3348, 3627, 4212, 4374, 4836, 5022, 6318, 6561, 7254, 7533, 8748, 9477, 10044, 10881, 12636, 13122, 14508, 15066, 18954, 19683, 21762, 22599, 26244, 28431, 30132, 32643, 37908, 39366, 43524, 45198, 56862, 65286, 67797, 78732, 85293, 90396, 97929, 113724, 130572, 135594, 170586, 195858, 203391, 255879, 271188, 293787, 341172, 391716, 406782, 511758, 587574, 610173, 813564, 881361, 1023516, 1175148, 1220346, 1762722, 2440692, 2644083, 3525444, 5288166, 7932249, 10576332, 15864498, 31728996]

約数ペア:

[(1, 31728996), (2, 15864498), (3, 10576332), (4, 7932249), (6, 5288166), (9, 3525444), (12, 2644083), (13, 2440692), (18, 1762722), (26, 1220346), (27, 1175148), (31, 1023516), (36, 881361), (39, 813564), (52, 610173), (54, 587574), (62, 511758), (78, 406782), (81, 391716), (93, 341172), (108, 293787), (117, 271188), (124, 255879), (156, 203391), (162, 195858), (186, 170586), (234, 135594), (243, 130572), (279, 113724), (324, 97929), (351, 90396), (372, 85293), (403, 78732), (468, 67797), (486, 65286), (558, 56862), (702, 45198), (729, 43524), (806, 39366), (837, 37908), (972, 32643), (1053, 30132), (1116, 28431), (1209, 26244), (1404, 22599), (1458, 21762), (1612, 19683), (1674, 18954), (2106, 15066), (2187, 14508), (2418, 13122), (2511, 12636), (2916, 10881), (3159, 10044), (3348, 9477), (3627, 8748), (4212, 7533), (4374, 7254), (4836, 6561), (5022, 6318)]