215931419

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{10103}}^1$

素因数の和:10210

約数の個数: 16

約数和(自身を含む): 247345920

約数和(自身を除く): 31414501

約数列:

[1, 11, 29, 67, 319, 737, 1943, 10103, 21373, 111133, 292987, 676901, 3222857, 7445911, 19630129, 215931419]

約数ペア:

[(1, 215931419), (11, 19630129), (29, 7445911), (67, 3222857), (319, 676901), (737, 292987), (1943, 111133), (10103, 21373)]