2212875

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{281}}^1$

素因数の和:309

約数の個数: 48

約数和(自身を含む): 4575168

約数和(自身を除く): 2362293

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 225, 281, 315, 375, 525, 843, 875, 1125, 1405, 1575, 1967, 2529, 2625, 4215, 5901, 7025, 7875, 9835, 12645, 17703, 21075, 29505, 35125, 49175, 63225, 88515, 105375, 147525, 245875, 316125, 442575, 737625, 2212875]

約数ペア:

[(1, 2212875), (3, 737625), (5, 442575), (7, 316125), (9, 245875), (15, 147525), (21, 105375), (25, 88515), (35, 63225), (45, 49175), (63, 35125), (75, 29505), (105, 21075), (125, 17703), (175, 12645), (225, 9835), (281, 7875), (315, 7025), (375, 5901), (525, 4215), (843, 2625), (875, 2529), (1125, 1967), (1405, 1575)]