28123956

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{37201}}^1$

素因数の和:37221

約数の個数: 48

約数和(自身を含む): 83332480

約数和(自身を除く): 55208524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 37201, 74402, 111603, 148804, 223206, 260407, 334809, 446412, 520814, 669618, 781221, 1004427, 1041628, 1339236, 1562442, 2008854, 2343663, 3124884, 4017708, 4687326, 7030989, 9374652, 14061978, 28123956]

約数ペア:

[(1, 28123956), (2, 14061978), (3, 9374652), (4, 7030989), (6, 4687326), (7, 4017708), (9, 3124884), (12, 2343663), (14, 2008854), (18, 1562442), (21, 1339236), (27, 1041628), (28, 1004427), (36, 781221), (42, 669618), (54, 520814), (63, 446412), (84, 334809), (108, 260407), (126, 223206), (189, 148804), (252, 111603), (378, 74402), (756, 37201)]