17857125

素因数分解:

$3^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:85

約数の個数: 128

約数和(自身を含む): 39836160

約数和(自身を除く): 21979035

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 27, 33, 37, 39, 45, 55, 65, 75, 99, 111, 117, 125, 135, 143, 165, 185, 195, 225, 275, 297, 325, 333, 351, 375, 407, 429, 481, 495, 555, 585, 675, 715, 825, 925, 975, 999, 1125, 1221, 1287, 1375, 1443, 1485, 1625, 1665, 1755, 2035, 2145, 2405, 2475, 2775, 2925, 3375, 3575, 3663, 3861, 4125, 4329, 4625, 4875, 4995, 5291, 6105, 6435, 7215, 7425, 8325, 8775, 10175, 10725, 10989, 12025, 12375, 12987, 13875, 14625, 15873, 17875, 18315, 19305, 21645, 24975, 26455, 30525, 32175, 36075, 37125, 41625, 43875, 47619, 50875, 53625, 54945, 60125, 64935, 79365, 91575, 96525, 108225, 124875, 132275, 142857, 152625, 160875, 180375, 238095, 274725, 324675, 396825, 457875, 482625, 541125, 661375, 714285, 1190475, 1373625, 1623375, 1984125, 3571425, 5952375, 17857125]

約数ペア:

[(1, 17857125), (3, 5952375), (5, 3571425), (9, 1984125), (11, 1623375), (13, 1373625), (15, 1190475), (25, 714285), (27, 661375), (33, 541125), (37, 482625), (39, 457875), (45, 396825), (55, 324675), (65, 274725), (75, 238095), (99, 180375), (111, 160875), (117, 152625), (125, 142857), (135, 132275), (143, 124875), (165, 108225), (185, 96525), (195, 91575), (225, 79365), (275, 64935), (297, 60125), (325, 54945), (333, 53625), (351, 50875), (375, 47619), (407, 43875), (429, 41625), (481, 37125), (495, 36075), (555, 32175), (585, 30525), (675, 26455), (715, 24975), (825, 21645), (925, 19305), (975, 18315), (999, 17875), (1125, 15873), (1221, 14625), (1287, 13875), (1375, 12987), (1443, 12375), (1485, 12025), (1625, 10989), (1665, 10725), (1755, 10175), (2035, 8775), (2145, 8325), (2405, 7425), (2475, 7215), (2775, 6435), (2925, 6105), (3375, 5291), (3575, 4995), (3663, 4875), (3861, 4625), (4125, 4329)]