15661972105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1\times {\mathrm{7001}}^1$

素因数の和:7417

約数の個数: 32

約数和(自身を含む): 20477657088

約数和(自身を除く): 4815684983

約数列:

[1, 5, 13, 65, 127, 271, 635, 1355, 1651, 3523, 7001, 8255, 17615, 34417, 35005, 91013, 172085, 447421, 455065, 889127, 1897271, 2237105, 4445635, 9486355, 11558651, 24664523, 57793255, 123322615, 240953417, 1204767085, 3132394421, 15661972105]

約数ペア:

[(1, 15661972105), (5, 3132394421), (13, 1204767085), (65, 240953417), (127, 123322615), (271, 57793255), (635, 24664523), (1355, 11558651), (1651, 9486355), (3523, 4445635), (7001, 2237105), (8255, 1897271), (17615, 889127), (34417, 455065), (35005, 447421), (91013, 172085)]