129617838

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{179}}^1\times {\mathrm{821}}^1$

素因数の和:1022

約数の個数: 72

約数和(自身を含む): 328915080

約数和(自身を除く): 199297242

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 179, 294, 358, 441, 537, 821, 882, 1074, 1253, 1611, 1642, 2463, 2506, 3222, 3759, 4926, 5747, 7389, 7518, 8771, 11277, 11494, 14778, 17241, 17542, 22554, 26313, 34482, 40229, 51723, 52626, 78939, 80458, 103446, 120687, 146959, 157878, 241374, 293918, 362061, 440877, 724122, 881754, 1028713, 1322631, 2057426, 2645262, 3086139, 6172278, 7200991, 9258417, 14401982, 18516834, 21602973, 43205946, 64808919, 129617838]

約数ペア:

[(1, 129617838), (2, 64808919), (3, 43205946), (6, 21602973), (7, 18516834), (9, 14401982), (14, 9258417), (18, 7200991), (21, 6172278), (42, 3086139), (49, 2645262), (63, 2057426), (98, 1322631), (126, 1028713), (147, 881754), (179, 724122), (294, 440877), (358, 362061), (441, 293918), (537, 241374), (821, 157878), (882, 146959), (1074, 120687), (1253, 103446), (1611, 80458), (1642, 78939), (2463, 52626), (2506, 51723), (3222, 40229), (3759, 34482), (4926, 26313), (5747, 22554), (7389, 17542), (7518, 17241), (8771, 14778), (11277, 11494)]