205718805

素因数分解:

$3^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{6323}}^1$

素因数の和:6578

約数の個数: 32

約数和(自身を含む): 367297920

約数和(自身を除く): 161579115

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 241, 723, 1205, 2169, 3615, 6323, 6507, 10845, 18969, 31615, 32535, 56907, 94845, 170721, 284535, 853605, 1523843, 4571529, 7619215, 13714587, 22857645, 41143761, 68572935, 205718805]

約数ペア:

[(1, 205718805), (3, 68572935), (5, 41143761), (9, 22857645), (15, 13714587), (27, 7619215), (45, 4571529), (135, 1523843), (241, 853605), (723, 284535), (1205, 170721), (2169, 94845), (3615, 56907), (6323, 32535), (6507, 31615), (10845, 18969)]