12954825

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:175

約数の個数: 72

約数和(自身を含む): 25817792

約数和(自身を除く): 12862967

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 43, 45, 65, 75, 103, 117, 129, 195, 215, 225, 309, 325, 387, 515, 559, 585, 645, 927, 975, 1075, 1339, 1545, 1677, 1935, 2575, 2795, 2925, 3225, 4017, 4429, 4635, 5031, 6695, 7725, 8385, 9675, 12051, 13287, 13975, 20085, 22145, 23175, 25155, 33475, 39861, 41925, 57577, 60255, 66435, 100425, 110725, 125775, 172731, 199305, 287885, 301275, 332175, 518193, 863655, 996525, 1439425, 2590965, 4318275, 12954825]

約数ペア:

[(1, 12954825), (3, 4318275), (5, 2590965), (9, 1439425), (13, 996525), (15, 863655), (25, 518193), (39, 332175), (43, 301275), (45, 287885), (65, 199305), (75, 172731), (103, 125775), (117, 110725), (129, 100425), (195, 66435), (215, 60255), (225, 57577), (309, 41925), (325, 39861), (387, 33475), (515, 25155), (559, 23175), (585, 22145), (645, 20085), (927, 13975), (975, 13287), (1075, 12051), (1339, 9675), (1545, 8385), (1677, 7725), (1935, 6695), (2575, 5031), (2795, 4635), (2925, 4429), (3225, 4017)]