87128535

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{10391}}^1$

素因数の和:10455

約数の個数: 32

約数和(自身を含む): 153635328

約数和(自身を除く): 66506793

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 8385, 10391, 31173, 51955, 135083, 155865, 405249, 446813, 675415, 1340439, 2026245, 2234065, 5808569, 6702195, 17425707, 29042845, 87128535]

約数ペア:

[(1, 87128535), (3, 29042845), (5, 17425707), (13, 6702195), (15, 5808569), (39, 2234065), (43, 2026245), (65, 1340439), (129, 675415), (195, 446813), (215, 405249), (559, 155865), (645, 135083), (1677, 51955), (2795, 31173), (8385, 10391)]