1278825

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{59}}^1$

素因数の和:106

約数の個数: 36

約数和(自身を含む): 2284080

約数和(自身を除く): 1005255

約数列:

[1, 3, 5, 15, 17, 25, 51, 59, 75, 85, 177, 255, 289, 295, 425, 867, 885, 1003, 1275, 1445, 1475, 3009, 4335, 4425, 5015, 7225, 15045, 17051, 21675, 25075, 51153, 75225, 85255, 255765, 426275, 1278825]

約数ペア:

[(1, 1278825), (3, 426275), (5, 255765), (15, 85255), (17, 75225), (25, 51153), (51, 25075), (59, 21675), (75, 17051), (85, 15045), (177, 7225), (255, 5015), (289, 4425), (295, 4335), (425, 3009), (867, 1475), (885, 1445), (1003, 1275)]