15558055

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{421}}^1$

素因数の和:834

約数の個数: 16

約数和(自身を含む): 19749600

約数和(自身を除く): 4191545

約数列:

[1, 5, 19, 95, 389, 421, 1945, 2105, 7391, 7999, 36955, 39995, 163769, 818845, 3111611, 15558055]

約数ペア:

[(1, 15558055), (5, 3111611), (19, 818845), (95, 163769), (389, 39995), (421, 36955), (1945, 7999), (2105, 7391)]