9904125

素因数分解:

$3^1\times 5^3\times 7^4\times {\mathrm{11}}^1$

素因数の和:57

約数の個数: 80

約数和(自身を含む): 20973888

約数和(自身を除く): 11069763

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 49, 55, 75, 77, 105, 125, 147, 165, 175, 231, 245, 275, 343, 375, 385, 525, 539, 735, 825, 875, 1029, 1155, 1225, 1375, 1617, 1715, 1925, 2401, 2625, 2695, 3675, 3773, 4125, 5145, 5775, 6125, 7203, 8085, 8575, 9625, 11319, 12005, 13475, 18375, 18865, 25725, 26411, 28875, 36015, 40425, 42875, 56595, 60025, 67375, 79233, 94325, 128625, 132055, 180075, 202125, 282975, 300125, 396165, 471625, 660275, 900375, 1414875, 1980825, 3301375, 9904125]

約数ペア:

[(1, 9904125), (3, 3301375), (5, 1980825), (7, 1414875), (11, 900375), (15, 660275), (21, 471625), (25, 396165), (33, 300125), (35, 282975), (49, 202125), (55, 180075), (75, 132055), (77, 128625), (105, 94325), (125, 79233), (147, 67375), (165, 60025), (175, 56595), (231, 42875), (245, 40425), (275, 36015), (343, 28875), (375, 26411), (385, 25725), (525, 18865), (539, 18375), (735, 13475), (825, 12005), (875, 11319), (1029, 9625), (1155, 8575), (1225, 8085), (1375, 7203), (1617, 6125), (1715, 5775), (1925, 5145), (2401, 4125), (2625, 3773), (2695, 3675)]