128408684

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{14869}}^1$

素因数の和:15017

約数の個数: 24

約数和(自身を含む): 239823360

約数和(自身を除く): 111414676

約数列:

[1, 2, 4, 17, 34, 68, 127, 254, 508, 2159, 4318, 8636, 14869, 29738, 59476, 252773, 505546, 1011092, 1888363, 3776726, 7553452, 32102171, 64204342, 128408684]

約数ペア:

[(1, 128408684), (2, 64204342), (4, 32102171), (17, 7553452), (34, 3776726), (68, 1888363), (127, 1011092), (254, 505546), (508, 252773), (2159, 59476), (4318, 29738), (8636, 14869)]