127990384

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{22159}}^1$

素因数の和:22205

約数の個数: 30

約数和(自身を含む): 261731760

約数和(自身を除く): 133741376

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 5776, 22159, 44318, 88636, 177272, 354544, 421021, 842042, 1684084, 3368168, 6736336, 7999399, 15998798, 31997596, 63995192, 127990384]

約数ペア:

[(1, 127990384), (2, 63995192), (4, 31997596), (8, 15998798), (16, 7999399), (19, 6736336), (38, 3368168), (76, 1684084), (152, 842042), (304, 421021), (361, 354544), (722, 177272), (1444, 88636), (2888, 44318), (5776, 22159)]