197911518

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{2543}}^1$

素因数の和:2681

約数の個数: 64

約数和(自身を含む): 483563520

約数和(自身を除く): 285652002

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 109, 119, 218, 238, 327, 357, 654, 714, 763, 1526, 1853, 2289, 2543, 3706, 4578, 5086, 5559, 7629, 11118, 12971, 15258, 17801, 25942, 35602, 38913, 43231, 53403, 77826, 86462, 106806, 129693, 259386, 277187, 302617, 554374, 605234, 831561, 907851, 1663122, 1815702, 1940309, 3880618, 4712179, 5820927, 9424358, 11641854, 14136537, 28273074, 32985253, 65970506, 98955759, 197911518]

約数ペア:

[(1, 197911518), (2, 98955759), (3, 65970506), (6, 32985253), (7, 28273074), (14, 14136537), (17, 11641854), (21, 9424358), (34, 5820927), (42, 4712179), (51, 3880618), (102, 1940309), (109, 1815702), (119, 1663122), (218, 907851), (238, 831561), (327, 605234), (357, 554374), (654, 302617), (714, 277187), (763, 259386), (1526, 129693), (1853, 106806), (2289, 86462), (2543, 77826), (3706, 53403), (4578, 43231), (5086, 38913), (5559, 35602), (7629, 25942), (11118, 17801), (12971, 15258)]