128520712

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{845531}}^1$

素因数の和:845556

約数の個数: 16

約数和(自身を含む): 253659600

約数和(自身を除く): 125138888

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 845531, 1691062, 3382124, 6764248, 16065089, 32130178, 64260356, 128520712]

約数ペア:

[(1, 128520712), (2, 64260356), (4, 32130178), (8, 16065089), (19, 6764248), (38, 3382124), (76, 1691062), (152, 845531)]