400568115

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{8353}}^1$

素因数の和:8523

約数の個数: 32

約数和(自身を含む): 673666560

約数和(自身を除く): 273098445

約数列:

[1, 3, 5, 15, 23, 69, 115, 139, 345, 417, 695, 2085, 3197, 8353, 9591, 15985, 25059, 41765, 47955, 125295, 192119, 576357, 960595, 1161067, 2881785, 3483201, 5805335, 17416005, 26704541, 80113623, 133522705, 400568115]

約数ペア:

[(1, 400568115), (3, 133522705), (5, 80113623), (15, 26704541), (23, 17416005), (69, 5805335), (115, 3483201), (139, 2881785), (345, 1161067), (417, 960595), (695, 576357), (2085, 192119), (3197, 125295), (8353, 47955), (9591, 41765), (15985, 25059)]