257534648

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{45533}}^1$

素因数の和:45647

約数の個数: 32

約数和(自身を含む): 557336160

約数和(自身を除く): 299801512

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 202, 404, 707, 808, 1414, 2828, 5656, 45533, 91066, 182132, 318731, 364264, 637462, 1274924, 2549848, 4598833, 9197666, 18395332, 32191831, 36790664, 64383662, 128767324, 257534648]

約数ペア:

[(1, 257534648), (2, 128767324), (4, 64383662), (7, 36790664), (8, 32191831), (14, 18395332), (28, 9197666), (56, 4598833), (101, 2549848), (202, 1274924), (404, 637462), (707, 364264), (808, 318731), (1414, 182132), (2828, 91066), (5656, 45533)]