20130771645

素因数分解:

$3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{700079}}^1$

素因数の和:700167

約数の個数: 40

約数和(自身を含む): 36594581760

約数和(自身を除く): 16463810115

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 81, 135, 213, 355, 405, 639, 1065, 1917, 3195, 5751, 9585, 28755, 700079, 2100237, 3500395, 6300711, 10501185, 18902133, 31503555, 49705609, 56706399, 94510665, 149116827, 248528045, 283531995, 447350481, 745584135, 1342051443, 2236752405, 4026154329, 6710257215, 20130771645]

約数ペア:

[(1, 20130771645), (3, 6710257215), (5, 4026154329), (9, 2236752405), (15, 1342051443), (27, 745584135), (45, 447350481), (71, 283531995), (81, 248528045), (135, 149116827), (213, 94510665), (355, 56706399), (405, 49705609), (639, 31503555), (1065, 18902133), (1917, 10501185), (3195, 6300711), (5751, 3500395), (9585, 2100237), (28755, 700079)]