2796075

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{43}}^1$

素因数の和:93

約数の個数: 54

約数和(自身を含む): 5443724

約数和(自身を除く): 2647649

約数列:

[1, 3, 5, 9, 15, 17, 25, 43, 45, 51, 75, 85, 129, 153, 215, 225, 255, 289, 387, 425, 645, 731, 765, 867, 1075, 1275, 1445, 1935, 2193, 2601, 3225, 3655, 3825, 4335, 6579, 7225, 9675, 10965, 12427, 13005, 18275, 21675, 32895, 37281, 54825, 62135, 65025, 111843, 164475, 186405, 310675, 559215, 932025, 2796075]

約数ペア:

[(1, 2796075), (3, 932025), (5, 559215), (9, 310675), (15, 186405), (17, 164475), (25, 111843), (43, 65025), (45, 62135), (51, 54825), (75, 37281), (85, 32895), (129, 21675), (153, 18275), (215, 13005), (225, 12427), (255, 10965), (289, 9675), (387, 7225), (425, 6579), (645, 4335), (731, 3825), (765, 3655), (867, 3225), (1075, 2601), (1275, 2193), (1445, 1935)]