81940306

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{14969}}^1$

素因数の和:15018

約数の個数: 32

約数和(自身を含む): 155208960

約数和(自身を除く): 73268654

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 119, 161, 238, 322, 391, 782, 2737, 5474, 14969, 29938, 104783, 209566, 254473, 344287, 508946, 688574, 1781311, 2410009, 3562622, 4820018, 5852879, 11705758, 40970153, 81940306]

約数ペア:

[(1, 81940306), (2, 40970153), (7, 11705758), (14, 5852879), (17, 4820018), (23, 3562622), (34, 2410009), (46, 1781311), (119, 688574), (161, 508946), (238, 344287), (322, 254473), (391, 209566), (782, 104783), (2737, 29938), (5474, 14969)]