1550315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:119

約数の個数: 32

約数和(自身を含む): 2249856

約数和(自身を除く): 699541

約数列:

[1, 5, 13, 17, 23, 61, 65, 85, 115, 221, 299, 305, 391, 793, 1037, 1105, 1403, 1495, 1955, 3965, 5083, 5185, 7015, 13481, 18239, 23851, 25415, 67405, 91195, 119255, 310063, 1550315]

約数ペア:

[(1, 1550315), (5, 310063), (13, 119255), (17, 91195), (23, 67405), (61, 25415), (65, 23851), (85, 18239), (115, 13481), (221, 7015), (299, 5185), (305, 5083), (391, 3965), (793, 1955), (1037, 1495), (1105, 1403)]