1397951786

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{18413}}^1$

素因数の和:18479

約数の個数: 64

約数和(自身を含む): 2863745280

約数和(自身を除く): 1465793494

約数列:

[1, 2, 7, 11, 14, 17, 22, 29, 34, 58, 77, 119, 154, 187, 203, 238, 319, 374, 406, 493, 638, 986, 1309, 2233, 2618, 3451, 4466, 5423, 6902, 10846, 18413, 36826, 37961, 75922, 128891, 202543, 257782, 313021, 405086, 533977, 626042, 1067954, 1417801, 2191147, 2835602, 3443231, 3737839, 4382294, 5873747, 6886462, 7475678, 9077609, 11747494, 18155218, 24102617, 41116229, 48205234, 63543263, 82232458, 99853699, 127086526, 199707398, 698975893, 1397951786]

約数ペア:

[(1, 1397951786), (2, 698975893), (7, 199707398), (11, 127086526), (14, 99853699), (17, 82232458), (22, 63543263), (29, 48205234), (34, 41116229), (58, 24102617), (77, 18155218), (119, 11747494), (154, 9077609), (187, 7475678), (203, 6886462), (238, 5873747), (319, 4382294), (374, 3737839), (406, 3443231), (493, 2835602), (638, 2191147), (986, 1417801), (1309, 1067954), (2233, 626042), (2618, 533977), (3451, 405086), (4466, 313021), (5423, 257782), (6902, 202543), (10846, 128891), (18413, 75922), (36826, 37961)]