2415721

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:384

約数の個数: 16

約数和(自身を含む): 3047040

約数和(自身を除く): 631319

約数列:

[1, 7, 11, 77, 137, 229, 959, 1507, 1603, 2519, 10549, 17633, 31373, 219611, 345103, 2415721]

約数ペア:

[(1, 2415721), (7, 345103), (11, 219611), (77, 31373), (137, 17633), (229, 10549), (959, 2519), (1507, 1603)]