15516392405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{19037}}^1$

素因数の和:19325

約数の個数: 32

約数和(自身を含む): 20264961024

約数和(自身を除く): 4748568619

約数列:

[1, 5, 17, 43, 85, 215, 223, 731, 1115, 3655, 3791, 9589, 18955, 19037, 47945, 95185, 163013, 323629, 815065, 818591, 1618145, 4092955, 4245251, 13916047, 21226255, 69580235, 72169267, 182545793, 360846335, 912728965, 3103278481, 15516392405]

約数ペア:

[(1, 15516392405), (5, 3103278481), (17, 912728965), (43, 360846335), (85, 182545793), (215, 72169267), (223, 69580235), (731, 21226255), (1115, 13916047), (3655, 4245251), (3791, 4092955), (9589, 1618145), (18955, 818591), (19037, 815065), (47945, 323629), (95185, 163013)]