207946915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{121963}}^1$

素因数の和:122010

約数の個数: 16

約数和(自身を含む): 281005056

約数和(自身を除く): 73058141

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 121963, 609815, 1341593, 3780853, 6707965, 18904265, 41589383, 207946915]

約数ペア:

[(1, 207946915), (5, 41589383), (11, 18904265), (31, 6707965), (55, 3780853), (155, 1341593), (341, 609815), (1705, 121963)]