388625457

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{30119}}^1$

素因数の和:30173

約数の個数: 32

約数和(自身を含む): 624568320

約数和(自身を除く): 235942863

約数列:

[1, 3, 11, 17, 23, 33, 51, 69, 187, 253, 391, 561, 759, 1173, 4301, 12903, 30119, 90357, 331309, 512023, 692737, 993927, 1536069, 2078211, 5632253, 7620107, 11776529, 16896759, 22860321, 35329587, 129541819, 388625457]

約数ペア:

[(1, 388625457), (3, 129541819), (11, 35329587), (17, 22860321), (23, 16896759), (33, 11776529), (51, 7620107), (69, 5632253), (187, 2078211), (253, 1536069), (391, 993927), (561, 692737), (759, 512023), (1173, 331309), (4301, 90357), (12903, 30119)]