397083310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{4721}}^1$

素因数の和:5388

約数の個数: 32

約数和(自身を含む): 771083712

約数和(自身を除く): 374000402

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 647, 1294, 3235, 4721, 6470, 8411, 9442, 16822, 23605, 42055, 47210, 61373, 84110, 122746, 306865, 613730, 3054487, 6108974, 15272435, 30544870, 39708331, 79416662, 198541655, 397083310]

約数ペア:

[(1, 397083310), (2, 198541655), (5, 79416662), (10, 39708331), (13, 30544870), (26, 15272435), (65, 6108974), (130, 3054487), (647, 613730), (1294, 306865), (3235, 122746), (4721, 84110), (6470, 61373), (8411, 47210), (9442, 42055), (16822, 23605)]