89995015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{52783}}^1$

素因数の和:52830

約数の個数: 16

約数和(自身を含む): 121614336

約数和(自身を除く): 31619321

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 52783, 263915, 580613, 1636273, 2903065, 8181365, 17999003, 89995015]

約数ペア:

[(1, 89995015), (5, 17999003), (11, 8181365), (31, 2903065), (55, 1636273), (155, 580613), (341, 263915), (1705, 52783)]