128416528

素因数分解:

$2^4\times {\mathrm{1153}}^1\times {\mathrm{6961}}^1$

素因数の和:8122

約数の個数: 20

約数和(自身を含む): 249058588

約数和(自身を除く): 120642060

約数列:

[1, 2, 4, 8, 16, 1153, 2306, 4612, 6961, 9224, 13922, 18448, 27844, 55688, 111376, 8026033, 16052066, 32104132, 64208264, 128416528]

約数ペア:

[(1, 128416528), (2, 64208264), (4, 32104132), (8, 16052066), (16, 8026033), (1153, 111376), (2306, 55688), (4612, 27844), (6961, 18448), (9224, 13922)]