3900225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:79

約数の個数: 96

約数和(自身を含む): 8570880

約数和(自身を除く): 4670655

約数列:

[1, 3, 5, 7, 15, 17, 19, 21, 23, 25, 35, 51, 57, 69, 75, 85, 95, 105, 115, 119, 133, 161, 175, 255, 285, 323, 345, 357, 391, 399, 425, 437, 475, 483, 525, 575, 595, 665, 805, 969, 1173, 1275, 1311, 1425, 1615, 1725, 1785, 1955, 1995, 2185, 2261, 2415, 2737, 2975, 3059, 3325, 4025, 4845, 5865, 6555, 6783, 7429, 8075, 8211, 8925, 9177, 9775, 9975, 10925, 11305, 12075, 13685, 15295, 22287, 24225, 29325, 32775, 33915, 37145, 41055, 45885, 52003, 56525, 68425, 76475, 111435, 156009, 169575, 185725, 205275, 229425, 260015, 557175, 780045, 1300075, 3900225]

約数ペア:

[(1, 3900225), (3, 1300075), (5, 780045), (7, 557175), (15, 260015), (17, 229425), (19, 205275), (21, 185725), (23, 169575), (25, 156009), (35, 111435), (51, 76475), (57, 68425), (69, 56525), (75, 52003), (85, 45885), (95, 41055), (105, 37145), (115, 33915), (119, 32775), (133, 29325), (161, 24225), (175, 22287), (255, 15295), (285, 13685), (323, 12075), (345, 11305), (357, 10925), (391, 9975), (399, 9775), (425, 9177), (437, 8925), (475, 8211), (483, 8075), (525, 7429), (575, 6783), (595, 6555), (665, 5865), (805, 4845), (969, 4025), (1173, 3325), (1275, 3059), (1311, 2975), (1425, 2737), (1615, 2415), (1725, 2261), (1785, 2185), (1955, 1995)]