1225125

素因数分解:

$3^4\times 5^3\times {\mathrm{11}}^2$

素因数の和:49

約数の個数: 60

約数和(自身を含む): 2510508

約数和(自身を除く): 1285383

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 81, 99, 121, 125, 135, 165, 225, 275, 297, 363, 375, 405, 495, 605, 675, 825, 891, 1089, 1125, 1375, 1485, 1815, 2025, 2475, 3025, 3267, 3375, 4125, 4455, 5445, 7425, 9075, 9801, 10125, 12375, 15125, 16335, 22275, 27225, 37125, 45375, 49005, 81675, 111375, 136125, 245025, 408375, 1225125]

約数ペア:

[(1, 1225125), (3, 408375), (5, 245025), (9, 136125), (11, 111375), (15, 81675), (25, 49005), (27, 45375), (33, 37125), (45, 27225), (55, 22275), (75, 16335), (81, 15125), (99, 12375), (121, 10125), (125, 9801), (135, 9075), (165, 7425), (225, 5445), (275, 4455), (297, 4125), (363, 3375), (375, 3267), (405, 3025), (495, 2475), (605, 2025), (675, 1815), (825, 1485), (891, 1375), (1089, 1125)]