87081855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{11681}}^1$

素因数の和:11767

約数の個数: 32

約数和(自身を含む): 161491968

約数和(自身を除く): 74410113

約数列:

[1, 3, 5, 7, 15, 21, 35, 71, 105, 213, 355, 497, 1065, 1491, 2485, 7455, 11681, 35043, 58405, 81767, 175215, 245301, 408835, 829351, 1226505, 2488053, 4146755, 5805457, 12440265, 17416371, 29027285, 87081855]

約数ペア:

[(1, 87081855), (3, 29027285), (5, 17416371), (7, 12440265), (15, 5805457), (21, 4146755), (35, 2488053), (71, 1226505), (105, 829351), (213, 408835), (355, 245301), (497, 175215), (1065, 81767), (1491, 58405), (2485, 35043), (7455, 11681)]