28374444

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1033}}^1$

素因数の和:1159

約数の個数: 72

約数和(自身を含む): 82802720

約数和(自身を除く): 54428276

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 109, 126, 218, 252, 327, 436, 654, 763, 981, 1033, 1308, 1526, 1962, 2066, 2289, 3052, 3099, 3924, 4132, 4578, 6198, 6867, 7231, 9156, 9297, 12396, 13734, 14462, 18594, 21693, 27468, 28924, 37188, 43386, 65079, 86772, 112597, 130158, 225194, 260316, 337791, 450388, 675582, 788179, 1013373, 1351164, 1576358, 2026746, 2364537, 3152716, 4053492, 4729074, 7093611, 9458148, 14187222, 28374444]

約数ペア:

[(1, 28374444), (2, 14187222), (3, 9458148), (4, 7093611), (6, 4729074), (7, 4053492), (9, 3152716), (12, 2364537), (14, 2026746), (18, 1576358), (21, 1351164), (28, 1013373), (36, 788179), (42, 675582), (63, 450388), (84, 337791), (109, 260316), (126, 225194), (218, 130158), (252, 112597), (327, 86772), (436, 65079), (654, 43386), (763, 37188), (981, 28924), (1033, 27468), (1308, 21693), (1526, 18594), (1962, 14462), (2066, 13734), (2289, 12396), (3052, 9297), (3099, 9156), (3924, 7231), (4132, 6867), (4578, 6198)]