1389512

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{601}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 2772210

約数和(自身を除く): 1382698

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 601, 1156, 1202, 2312, 2404, 4808, 10217, 20434, 40868, 81736, 173689, 347378, 694756, 1389512]

約数ペア:

[(1, 1389512), (2, 694756), (4, 347378), (8, 173689), (17, 81736), (34, 40868), (68, 20434), (136, 10217), (289, 4808), (578, 2404), (601, 2312), (1156, 1202)]