399883848

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{661}}^1$

素因数の和:967

約数の個数: 128

約数和(自身を含む): 1236721920

約数和(自身を除く): 836838072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 277, 312, 364, 546, 554, 661, 728, 831, 1092, 1108, 1322, 1662, 1939, 1983, 2184, 2216, 2644, 3324, 3601, 3878, 3966, 4627, 5288, 5817, 6648, 7202, 7756, 7932, 8593, 9254, 10803, 11634, 13881, 14404, 15512, 15864, 17186, 18508, 21606, 23268, 25207, 25779, 27762, 28808, 34372, 37016, 43212, 46536, 50414, 51558, 55524, 60151, 68744, 75621, 86424, 100828, 103116, 111048, 120302, 151242, 180453, 183097, 201656, 206232, 240604, 302484, 360906, 366194, 481208, 549291, 604968, 721812, 732388, 1098582, 1281679, 1443624, 1464776, 2197164, 2380261, 2563358, 3845037, 4394328, 4760522, 5126716, 7140783, 7690074, 9521044, 10253432, 14281566, 15380148, 16661827, 19042088, 28563132, 30760296, 33323654, 49985481, 57126264, 66647308, 99970962, 133294616, 199941924, 399883848]

約数ペア:

[(1, 399883848), (2, 199941924), (3, 133294616), (4, 99970962), (6, 66647308), (7, 57126264), (8, 49985481), (12, 33323654), (13, 30760296), (14, 28563132), (21, 19042088), (24, 16661827), (26, 15380148), (28, 14281566), (39, 10253432), (42, 9521044), (52, 7690074), (56, 7140783), (78, 5126716), (84, 4760522), (91, 4394328), (104, 3845037), (156, 2563358), (168, 2380261), (182, 2197164), (273, 1464776), (277, 1443624), (312, 1281679), (364, 1098582), (546, 732388), (554, 721812), (661, 604968), (728, 549291), (831, 481208), (1092, 366194), (1108, 360906), (1322, 302484), (1662, 240604), (1939, 206232), (1983, 201656), (2184, 183097), (2216, 180453), (2644, 151242), (3324, 120302), (3601, 111048), (3878, 103116), (3966, 100828), (4627, 86424), (5288, 75621), (5817, 68744), (6648, 60151), (7202, 55524), (7756, 51558), (7932, 50414), (8593, 46536), (9254, 43212), (10803, 37016), (11634, 34372), (13881, 28808), (14404, 27762), (15512, 25779), (15864, 25207), (17186, 23268), (18508, 21606)]