207620686

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:473

約数の個数: 64

約数和(自身を含む): 400780800

約数和(自身を除く): 193160114

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 139, 182, 203, 278, 283, 377, 406, 566, 754, 973, 1807, 1946, 1981, 2639, 3614, 3679, 3962, 4031, 5278, 7358, 8062, 8207, 12649, 16414, 25298, 25753, 28217, 39337, 51506, 52403, 56434, 57449, 78674, 104806, 106691, 114898, 213382, 275359, 366821, 511381, 550718, 733642, 746837, 1022762, 1140773, 1493674, 2281546, 3579667, 7159334, 7985411, 14830049, 15970822, 29660098, 103810343, 207620686]

約数ペア:

[(1, 207620686), (2, 103810343), (7, 29660098), (13, 15970822), (14, 14830049), (26, 7985411), (29, 7159334), (58, 3579667), (91, 2281546), (139, 1493674), (182, 1140773), (203, 1022762), (278, 746837), (283, 733642), (377, 550718), (406, 511381), (566, 366821), (754, 275359), (973, 213382), (1807, 114898), (1946, 106691), (1981, 104806), (2639, 78674), (3614, 57449), (3679, 56434), (3962, 52403), (4031, 51506), (5278, 39337), (7358, 28217), (8062, 25753), (8207, 25298), (12649, 16414)]