1489712972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{380417}}^1$

素因数の和:380521

約数の個数: 24

約数和(自身を含む): 2875960080

約数和(自身を除く): 1386247108

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 380417, 760834, 1521668, 4184587, 8369174, 16738348, 33857113, 67714226, 135428452, 372428243, 744856486, 1489712972]

約数ペア:

[(1, 1489712972), (2, 744856486), (4, 372428243), (11, 135428452), (22, 67714226), (44, 33857113), (89, 16738348), (178, 8369174), (356, 4184587), (979, 1521668), (1958, 760834), (3916, 380417)]