28903986

素因数分解:

$2^1\times 3^3\times {\mathrm{137}}^1\times {\mathrm{3907}}^1$

素因数の和:4055

約数の個数: 32

約数和(自身を含む): 64716480

約数和(自身を除く): 35812494

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 137, 274, 411, 822, 1233, 2466, 3699, 3907, 7398, 7814, 11721, 23442, 35163, 70326, 105489, 210978, 535259, 1070518, 1605777, 3211554, 4817331, 9634662, 14451993, 28903986]

約数ペア:

[(1, 28903986), (2, 14451993), (3, 9634662), (6, 4817331), (9, 3211554), (18, 1605777), (27, 1070518), (54, 535259), (137, 210978), (274, 105489), (411, 70326), (822, 35163), (1233, 23442), (2466, 11721), (3699, 7814), (3907, 7398)]