5217978115

素因数分解:

$5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{668543}}^1$

素因数の和:668778

約数の個数: 16

約数和(自身を含む): 7188185088

約数和(自身を除く): 1970206973

約数列:

[1, 5, 7, 35, 223, 1115, 1561, 7805, 668543, 3342715, 4679801, 23399005, 149085089, 745425445, 1043595623, 5217978115]

約数ペア:

[(1, 5217978115), (5, 1043595623), (7, 745425445), (35, 149085089), (223, 23399005), (1115, 4679801), (1561, 3342715), (7805, 668543)]