257054148

素因数分解:

$2^2\times 3^6\times {\mathrm{13}}^1\times {\mathrm{6781}}^1$

素因数の和:6816

約数の個数: 84

約数和(自身を含む): 726447148

約数和(自身を除く): 469393000

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 243, 324, 351, 468, 486, 702, 729, 972, 1053, 1404, 1458, 2106, 2916, 3159, 4212, 6318, 6781, 9477, 12636, 13562, 18954, 20343, 27124, 37908, 40686, 61029, 81372, 88153, 122058, 176306, 183087, 244116, 264459, 352612, 366174, 528918, 549261, 732348, 793377, 1057836, 1098522, 1586754, 1647783, 2197044, 2380131, 3173508, 3295566, 4760262, 4943349, 6591132, 7140393, 9520524, 9886698, 14280786, 19773396, 21421179, 28561572, 42842358, 64263537, 85684716, 128527074, 257054148]

約数ペア:

[(1, 257054148), (2, 128527074), (3, 85684716), (4, 64263537), (6, 42842358), (9, 28561572), (12, 21421179), (13, 19773396), (18, 14280786), (26, 9886698), (27, 9520524), (36, 7140393), (39, 6591132), (52, 4943349), (54, 4760262), (78, 3295566), (81, 3173508), (108, 2380131), (117, 2197044), (156, 1647783), (162, 1586754), (234, 1098522), (243, 1057836), (324, 793377), (351, 732348), (468, 549261), (486, 528918), (702, 366174), (729, 352612), (972, 264459), (1053, 244116), (1404, 183087), (1458, 176306), (2106, 122058), (2916, 88153), (3159, 81372), (4212, 61029), (6318, 40686), (6781, 37908), (9477, 27124), (12636, 20343), (13562, 18954)]