1261125

素因数分解:

$3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:99

約数の個数: 48

約数和(自身を含む): 2433600

約数和(自身を除く): 1172475

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 59, 75, 95, 125, 171, 177, 225, 285, 295, 375, 475, 531, 855, 885, 1121, 1125, 1425, 1475, 2375, 2655, 3363, 4275, 4425, 5605, 7125, 7375, 10089, 13275, 16815, 21375, 22125, 28025, 50445, 66375, 84075, 140125, 252225, 420375, 1261125]

約数ペア:

[(1, 1261125), (3, 420375), (5, 252225), (9, 140125), (15, 84075), (19, 66375), (25, 50445), (45, 28025), (57, 22125), (59, 21375), (75, 16815), (95, 13275), (125, 10089), (171, 7375), (177, 7125), (225, 5605), (285, 4425), (295, 4275), (375, 3363), (475, 2655), (531, 2375), (855, 1475), (885, 1425), (1121, 1125)]