201491227

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1\times {\mathrm{1409}}^1$

素因数の和:2106

約数の個数: 16

約数和(自身を含む): 238233600

約数和(自身を除く): 36742373

約数列:

[1, 7, 31, 217, 659, 1409, 4613, 9863, 20429, 43679, 143003, 305753, 928531, 6499717, 28784461, 201491227]

約数ペア:

[(1, 201491227), (7, 28784461), (31, 6499717), (217, 928531), (659, 305753), (1409, 143003), (4613, 43679), (9863, 20429)]