20161225305

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{59729}}^1$

素因数の和:60330

約数の個数: 48

約数和(自身を含む): 37700142480

約数和(自身を除く): 17538917175

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 577, 585, 1731, 2885, 5193, 7501, 8655, 22503, 25965, 37505, 59729, 67509, 112515, 179187, 298645, 337545, 537561, 776477, 895935, 2329431, 2687805, 3882385, 6988293, 11647155, 34463633, 34941465, 103390899, 172318165, 310172697, 448027229, 516954495, 1344081687, 1550863485, 2240136145, 4032245061, 6720408435, 20161225305]

約数ペア:

[(1, 20161225305), (3, 6720408435), (5, 4032245061), (9, 2240136145), (13, 1550863485), (15, 1344081687), (39, 516954495), (45, 448027229), (65, 310172697), (117, 172318165), (195, 103390899), (577, 34941465), (585, 34463633), (1731, 11647155), (2885, 6988293), (5193, 3882385), (7501, 2687805), (8655, 2329431), (22503, 895935), (25965, 776477), (37505, 537561), (59729, 337545), (67509, 298645), (112515, 179187)]