551320005

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1123}}^1\times {\mathrm{1423}}^1$

素因数の和:2577

約数の個数: 32

約数和(自身を含む): 921931776

約数和(自身を除く): 370611771

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 1123, 1423, 3369, 4269, 5615, 7115, 16845, 21345, 25829, 32729, 77487, 98187, 129145, 163645, 387435, 490935, 1598029, 4794087, 7990145, 23970435, 36754667, 110264001, 183773335, 551320005]

約数ペア:

[(1, 551320005), (3, 183773335), (5, 110264001), (15, 36754667), (23, 23970435), (69, 7990145), (115, 4794087), (345, 1598029), (1123, 490935), (1423, 387435), (3369, 163645), (4269, 129145), (5615, 98187), (7115, 77487), (16845, 32729), (21345, 25829)]