1565408

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:147

約数の個数: 48

約数和(自身を含む): 3429216

約数和(自身を除く): 1863808

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 71, 104, 106, 142, 208, 212, 284, 416, 424, 568, 689, 848, 923, 1136, 1378, 1696, 1846, 2272, 2756, 3692, 3763, 5512, 7384, 7526, 11024, 14768, 15052, 22048, 29536, 30104, 48919, 60208, 97838, 120416, 195676, 391352, 782704, 1565408]

約数ペア:

[(1, 1565408), (2, 782704), (4, 391352), (8, 195676), (13, 120416), (16, 97838), (26, 60208), (32, 48919), (52, 30104), (53, 29536), (71, 22048), (104, 15052), (106, 14768), (142, 11024), (208, 7526), (212, 7384), (284, 5512), (416, 3763), (424, 3692), (568, 2756), (689, 2272), (848, 1846), (923, 1696), (1136, 1378)]