63939375

素因数分解:

$3^5\times 5^4\times {\mathrm{421}}^1$

素因数の和:456

約数の個数: 60

約数和(自身を含む): 119967848

約数和(自身を除く): 56028473

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 243, 375, 405, 421, 625, 675, 1125, 1215, 1263, 1875, 2025, 2105, 3375, 3789, 5625, 6075, 6315, 10125, 10525, 11367, 16875, 18945, 30375, 31575, 34101, 50625, 52625, 56835, 94725, 102303, 151875, 157875, 170505, 263125, 284175, 473625, 511515, 789375, 852525, 1420875, 2368125, 2557575, 4262625, 7104375, 12787875, 21313125, 63939375]

約数ペア:

[(1, 63939375), (3, 21313125), (5, 12787875), (9, 7104375), (15, 4262625), (25, 2557575), (27, 2368125), (45, 1420875), (75, 852525), (81, 789375), (125, 511515), (135, 473625), (225, 284175), (243, 263125), (375, 170505), (405, 157875), (421, 151875), (625, 102303), (675, 94725), (1125, 56835), (1215, 52625), (1263, 50625), (1875, 34101), (2025, 31575), (2105, 30375), (3375, 18945), (3789, 16875), (5625, 11367), (6075, 10525), (6315, 10125)]