1315875

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^2\times {\mathrm{29}}^1$

素因数の和:69

約数の個数: 48

約数和(自身を含む): 2489760

約数和(自身を除く): 1173885

約数列:

[1, 3, 5, 11, 15, 25, 29, 33, 55, 75, 87, 121, 125, 145, 165, 275, 319, 363, 375, 435, 605, 725, 825, 957, 1375, 1595, 1815, 2175, 3025, 3509, 3625, 4125, 4785, 7975, 9075, 10527, 10875, 15125, 17545, 23925, 39875, 45375, 52635, 87725, 119625, 263175, 438625, 1315875]

約数ペア:

[(1, 1315875), (3, 438625), (5, 263175), (11, 119625), (15, 87725), (25, 52635), (29, 45375), (33, 39875), (55, 23925), (75, 17545), (87, 15125), (121, 10875), (125, 10527), (145, 9075), (165, 7975), (275, 4785), (319, 4125), (363, 3625), (375, 3509), (435, 3025), (605, 2175), (725, 1815), (825, 1595), (957, 1375)]