981295198

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{639697}}^1$

素因数の和:639771

約数の個数: 16

約数和(自身を含む): 1612038960

約数和(自身を除く): 630743762

約数列:

[1, 2, 13, 26, 59, 118, 767, 1534, 639697, 1279394, 8316061, 16632122, 37742123, 75484246, 490647599, 981295198]

約数ペア:

[(1, 981295198), (2, 490647599), (13, 75484246), (26, 37742123), (59, 16632122), (118, 8316061), (767, 1279394), (1534, 639697)]