72212517

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{197}}^1\times {\mathrm{241}}^1$

素因数の和:470

約数の個数: 36

約数和(自身を含む): 113992164

約数和(自身を除く): 41779647

約数列:

[1, 3, 9, 13, 39, 117, 169, 197, 241, 507, 591, 723, 1521, 1773, 2169, 2561, 3133, 7683, 9399, 23049, 28197, 33293, 40729, 47477, 99879, 122187, 142431, 299637, 366561, 427293, 617201, 1851603, 5554809, 8023613, 24070839, 72212517]

約数ペア:

[(1, 72212517), (3, 24070839), (9, 8023613), (13, 5554809), (39, 1851603), (117, 617201), (169, 427293), (197, 366561), (241, 299637), (507, 142431), (591, 122187), (723, 99879), (1521, 47477), (1773, 40729), (2169, 33293), (2561, 28197), (3133, 23049), (7683, 9399)]