87651291

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10357}}^1$

素因数の和:10411

約数の個数: 32

約数和(自身を含む): 148492288

約数和(自身を除く): 60840997

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 1209, 2821, 8463, 10357, 31071, 72499, 134641, 217497, 321067, 403923, 942487, 963201, 2247469, 2827461, 4173871, 6742407, 12521613, 29217097, 87651291]

約数ペア:

[(1, 87651291), (3, 29217097), (7, 12521613), (13, 6742407), (21, 4173871), (31, 2827461), (39, 2247469), (91, 963201), (93, 942487), (217, 403923), (273, 321067), (403, 217497), (651, 134641), (1209, 72499), (2821, 31071), (8463, 10357)]