7891130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{601}}^1$

素因数の和:722

約数の個数: 32

約数和(自身を含む): 15473808

約数和(自身を除く): 7582678

約数列:

[1, 2, 5, 10, 13, 26, 65, 101, 130, 202, 505, 601, 1010, 1202, 1313, 2626, 3005, 6010, 6565, 7813, 13130, 15626, 39065, 60701, 78130, 121402, 303505, 607010, 789113, 1578226, 3945565, 7891130]

約数ペア:

[(1, 7891130), (2, 3945565), (5, 1578226), (10, 789113), (13, 607010), (26, 303505), (65, 121402), (101, 78130), (130, 60701), (202, 39065), (505, 15626), (601, 13130), (1010, 7813), (1202, 6565), (1313, 6010), (2626, 3005)]