207716895

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2441}}^1$

素因数の和:2544

約数の個数: 48

約数和(自身を含む): 377904384

約数和(自身を除く): 170187489

約数列:

[1, 3, 5, 9, 15, 31, 45, 61, 93, 155, 183, 279, 305, 465, 549, 915, 1395, 1891, 2441, 2745, 5673, 7323, 9455, 12205, 17019, 21969, 28365, 36615, 75671, 85095, 109845, 148901, 227013, 378355, 446703, 681039, 744505, 1135065, 1340109, 2233515, 3405195, 4615931, 6700545, 13847793, 23079655, 41543379, 69238965, 207716895]

約数ペア:

[(1, 207716895), (3, 69238965), (5, 41543379), (9, 23079655), (15, 13847793), (31, 6700545), (45, 4615931), (61, 3405195), (93, 2233515), (155, 1340109), (183, 1135065), (279, 744505), (305, 681039), (465, 446703), (549, 378355), (915, 227013), (1395, 148901), (1891, 109845), (2441, 85095), (2745, 75671), (5673, 36615), (7323, 28365), (9455, 21969), (12205, 17019)]