129641385

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{2969}}^1$

素因数の和:3089

約数の個数: 32

約数和(自身を含む): 215550720

約数和(自身を除く): 85909335

約数列:

[1, 3, 5, 15, 41, 71, 123, 205, 213, 355, 615, 1065, 2911, 2969, 8733, 8907, 14555, 14845, 43665, 44535, 121729, 210799, 365187, 608645, 632397, 1053995, 1825935, 3161985, 8642759, 25928277, 43213795, 129641385]

約数ペア:

[(1, 129641385), (3, 43213795), (5, 25928277), (15, 8642759), (41, 3161985), (71, 1825935), (123, 1053995), (205, 632397), (213, 608645), (355, 365187), (615, 210799), (1065, 121729), (2911, 44535), (2969, 43665), (8733, 14845), (8907, 14555)]