1278482690

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4408561}}^1$

素因数の和:4408597

約数の個数: 16

約数和(自身を含む): 2380623480

約数和(自身を除く): 1102140790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 4408561, 8817122, 22042805, 44085610, 127848269, 255696538, 639241345, 1278482690]

約数ペア:

[(1, 1278482690), (2, 639241345), (5, 255696538), (10, 127848269), (29, 44085610), (58, 22042805), (145, 8817122), (290, 4408561)]