3125556

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 72

約数和(自身を含む): 9201920

約数和(自身を除く): 6076364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 79, 84, 126, 157, 158, 237, 252, 314, 316, 471, 474, 553, 628, 711, 942, 948, 1099, 1106, 1413, 1422, 1659, 1884, 2198, 2212, 2826, 2844, 3297, 3318, 4396, 4977, 5652, 6594, 6636, 9891, 9954, 12403, 13188, 19782, 19908, 24806, 37209, 39564, 49612, 74418, 86821, 111627, 148836, 173642, 223254, 260463, 347284, 446508, 520926, 781389, 1041852, 1562778, 3125556]

約数ペア:

[(1, 3125556), (2, 1562778), (3, 1041852), (4, 781389), (6, 520926), (7, 446508), (9, 347284), (12, 260463), (14, 223254), (18, 173642), (21, 148836), (28, 111627), (36, 86821), (42, 74418), (63, 49612), (79, 39564), (84, 37209), (126, 24806), (157, 19908), (158, 19782), (237, 13188), (252, 12403), (314, 9954), (316, 9891), (471, 6636), (474, 6594), (553, 5652), (628, 4977), (711, 4396), (942, 3318), (948, 3297), (1099, 2844), (1106, 2826), (1413, 2212), (1422, 2198), (1659, 1884)]