201892689

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 334540800

約数和(自身を除く): 132648111

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 71, 171, 207, 213, 241, 437, 513, 621, 639, 723, 1311, 1349, 1633, 1917, 2169, 3933, 4047, 4579, 4899, 5543, 6507, 11799, 12141, 13737, 14697, 16629, 17111, 31027, 36423, 41211, 44091, 49887, 51333, 93081, 105317, 123633, 149661, 153999, 279243, 315951, 325109, 393553, 461997, 837729, 947853, 975327, 1180659, 2843559, 2925981, 3541977, 7477507, 8777943, 10625931, 22432521, 67297563, 201892689]

約数ペア:

[(1, 201892689), (3, 67297563), (9, 22432521), (19, 10625931), (23, 8777943), (27, 7477507), (57, 3541977), (69, 2925981), (71, 2843559), (171, 1180659), (207, 975327), (213, 947853), (241, 837729), (437, 461997), (513, 393553), (621, 325109), (639, 315951), (723, 279243), (1311, 153999), (1349, 149661), (1633, 123633), (1917, 105317), (2169, 93081), (3933, 51333), (4047, 49887), (4579, 44091), (4899, 41211), (5543, 36423), (6507, 31027), (11799, 17111), (12141, 16629), (13737, 14697)]