208442984

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{1013}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 420252300

約数和(自身を除く): 211809316

約数列:

[1, 2, 4, 8, 17, 34, 68, 89, 136, 178, 289, 356, 578, 712, 1013, 1156, 1513, 2026, 2312, 3026, 4052, 6052, 8104, 12104, 17221, 25721, 34442, 51442, 68884, 90157, 102884, 137768, 180314, 205768, 292757, 360628, 585514, 721256, 1171028, 1532669, 2342056, 3065338, 6130676, 12261352, 26055373, 52110746, 104221492, 208442984]

約数ペア:

[(1, 208442984), (2, 104221492), (4, 52110746), (8, 26055373), (17, 12261352), (34, 6130676), (68, 3065338), (89, 2342056), (136, 1532669), (178, 1171028), (289, 721256), (356, 585514), (578, 360628), (712, 292757), (1013, 205768), (1156, 180314), (1513, 137768), (2026, 102884), (2312, 90157), (3026, 68884), (4052, 51442), (6052, 34442), (8104, 25721), (12104, 17221)]