15213715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{8923}}^1$

素因数の和:8970

約数の個数: 16

約数和(自身を含む): 20560896

約数和(自身を除く): 5347181

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 8923, 44615, 98153, 276613, 490765, 1383065, 3042743, 15213715]

約数ペア:

[(1, 15213715), (5, 3042743), (11, 1383065), (31, 490765), (55, 276613), (155, 98153), (341, 44615), (1705, 8923)]