397119455

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{433}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 506300928

約数和(自身を除く): 109181473

約数列:

[1, 5, 31, 61, 97, 155, 305, 433, 485, 1891, 2165, 3007, 5917, 9455, 13423, 15035, 26413, 29585, 42001, 67115, 132065, 183427, 210005, 818803, 917135, 1302031, 2562061, 4094015, 6510155, 12810305, 79423891, 397119455]

約数ペア:

[(1, 397119455), (5, 79423891), (31, 12810305), (61, 6510155), (97, 4094015), (155, 2562061), (305, 1302031), (433, 917135), (485, 818803), (1891, 210005), (2165, 183427), (3007, 132065), (5917, 67115), (9455, 42001), (13423, 29585), (15035, 26413)]