39438707

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 51363840

約数和(自身を除く): 11925133

約数列:

[1, 7, 11, 37, 77, 109, 127, 259, 407, 763, 889, 1199, 1397, 2849, 4033, 4699, 8393, 9779, 13843, 28231, 32893, 44363, 51689, 96901, 152273, 310541, 361823, 512191, 1065911, 3585337, 5634101, 39438707]

約数ペア:

[(1, 39438707), (7, 5634101), (11, 3585337), (37, 1065911), (77, 512191), (109, 361823), (127, 310541), (259, 152273), (407, 96901), (763, 51689), (889, 44363), (1199, 32893), (1397, 28231), (2849, 13843), (4033, 9779), (4699, 8393)]