15691140017

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{28843}}^1$

素因数の和:29013

約数の個数: 32

約数和(自身を含む): 19493928960

約数和(自身を除く): 3802788943

約数列:

[1, 7, 23, 31, 109, 161, 217, 713, 763, 2507, 3379, 4991, 17549, 23653, 28843, 77717, 201901, 544019, 663389, 894133, 3143887, 4643723, 6258931, 20565059, 22007209, 72309401, 97460497, 143955413, 506165807, 682223479, 2241591431, 15691140017]

約数ペア:

[(1, 15691140017), (7, 2241591431), (23, 682223479), (31, 506165807), (109, 143955413), (161, 97460497), (217, 72309401), (713, 22007209), (763, 20565059), (2507, 6258931), (3379, 4643723), (4991, 3143887), (17549, 894133), (23653, 663389), (28843, 544019), (77717, 201901)]