15705965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 21859200

約数和(自身を除く): 6153235

約数列:

[1, 5, 11, 29, 43, 55, 145, 215, 229, 319, 473, 1145, 1247, 1595, 2365, 2519, 6235, 6641, 9847, 12595, 13717, 33205, 49235, 68585, 73051, 108317, 285563, 365255, 541585, 1427815, 3141193, 15705965]

約数ペア:

[(1, 15705965), (5, 3141193), (11, 1427815), (29, 541585), (43, 365255), (55, 285563), (145, 108317), (215, 73051), (229, 68585), (319, 49235), (473, 33205), (1145, 13717), (1247, 12595), (1595, 9847), (2365, 6641), (2519, 6235)]