51181806

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 115992576

約数和(自身を除く): 64810770

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 61, 62, 78, 93, 122, 183, 186, 347, 366, 403, 694, 793, 806, 1041, 1209, 1586, 1891, 2082, 2379, 2418, 3782, 4511, 4758, 5673, 9022, 10757, 11346, 13533, 21167, 21514, 24583, 27066, 32271, 42334, 49166, 63501, 64542, 73749, 127002, 139841, 147498, 275171, 279682, 419523, 550342, 656177, 825513, 839046, 1312354, 1651026, 1968531, 3937062, 8530301, 17060602, 25590903, 51181806]

約数ペア:

[(1, 51181806), (2, 25590903), (3, 17060602), (6, 8530301), (13, 3937062), (26, 1968531), (31, 1651026), (39, 1312354), (61, 839046), (62, 825513), (78, 656177), (93, 550342), (122, 419523), (183, 279682), (186, 275171), (347, 147498), (366, 139841), (403, 127002), (694, 73749), (793, 64542), (806, 63501), (1041, 49166), (1209, 42334), (1586, 32271), (1891, 27066), (2082, 24583), (2379, 21514), (2418, 21167), (3782, 13533), (4511, 11346), (4758, 10757), (5673, 9022)]