4278225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 8392320

約数和(自身を除く): 4114095

約数列:

[1, 3, 5, 7, 15, 21, 25, 29, 35, 75, 87, 105, 145, 175, 203, 281, 435, 525, 609, 725, 843, 1015, 1405, 1967, 2175, 3045, 4215, 5075, 5901, 7025, 8149, 9835, 15225, 21075, 24447, 29505, 40745, 49175, 57043, 122235, 147525, 171129, 203725, 285215, 611175, 855645, 1426075, 4278225]

約数ペア:

[(1, 4278225), (3, 1426075), (5, 855645), (7, 611175), (15, 285215), (21, 203725), (25, 171129), (29, 147525), (35, 122235), (75, 57043), (87, 49175), (105, 40745), (145, 29505), (175, 24447), (203, 21075), (281, 15225), (435, 9835), (525, 8149), (609, 7025), (725, 5901), (843, 5075), (1015, 4215), (1405, 3045), (1967, 2175)]