81531746

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:410

約数の個数: 32

約数和(自身を含む): 129634560

約数和(自身を除く): 48102814

約数列:

[1, 2, 47, 59, 61, 94, 118, 122, 241, 482, 2773, 2867, 3599, 5546, 5734, 7198, 11327, 14219, 14701, 22654, 28438, 29402, 169153, 338306, 668293, 690947, 867359, 1336586, 1381894, 1734718, 40765873, 81531746]

約数ペア:

[(1, 81531746), (2, 40765873), (47, 1734718), (59, 1381894), (61, 1336586), (94, 867359), (118, 690947), (122, 668293), (241, 338306), (482, 169153), (2773, 29402), (2867, 28438), (3599, 22654), (5546, 14701), (5734, 14219), (7198, 11327)]