201991308

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{3001}}^1$

素因数の和:3158

約数の個数: 48

約数和(自身を含む): 484162560

約数和(自身を除く): 282171252

約数列:

[1, 2, 3, 4, 6, 12, 71, 79, 142, 158, 213, 237, 284, 316, 426, 474, 852, 948, 3001, 5609, 6002, 9003, 11218, 12004, 16827, 18006, 22436, 33654, 36012, 67308, 213071, 237079, 426142, 474158, 639213, 711237, 852284, 948316, 1278426, 1422474, 2556852, 2844948, 16832609, 33665218, 50497827, 67330436, 100995654, 201991308]

約数ペア:

[(1, 201991308), (2, 100995654), (3, 67330436), (4, 50497827), (6, 33665218), (12, 16832609), (71, 2844948), (79, 2556852), (142, 1422474), (158, 1278426), (213, 948316), (237, 852284), (284, 711237), (316, 639213), (426, 474158), (474, 426142), (852, 237079), (948, 213071), (3001, 67308), (5609, 36012), (6002, 33654), (9003, 22436), (11218, 18006), (12004, 16827)]