15690137421

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{58789}}^1$

素因数の和:59049

約数の個数: 32

約数和(自身を含む): 24381388800

約数和(自身を除く): 8691251379

約数列:

[1, 3, 7, 21, 71, 179, 213, 497, 537, 1253, 1491, 3759, 12709, 38127, 58789, 88963, 176367, 266889, 411523, 1234569, 4174019, 10523231, 12522057, 29218133, 31569693, 73662617, 87654399, 220987851, 747149401, 2241448203, 5230045807, 15690137421]

約数ペア:

[(1, 15690137421), (3, 5230045807), (7, 2241448203), (21, 747149401), (71, 220987851), (179, 87654399), (213, 73662617), (497, 31569693), (537, 29218133), (1253, 12522057), (1491, 10523231), (3759, 4174019), (12709, 1234569), (38127, 411523), (58789, 266889), (88963, 176367)]