51289884

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1949}}^1$

素因数の和:2019

約数の個数: 72

約数和(自身を含む): 140540400

約数和(自身を除く): 89250516

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 43, 51, 68, 86, 102, 129, 153, 172, 204, 258, 306, 387, 516, 612, 731, 774, 1462, 1548, 1949, 2193, 2924, 3898, 4386, 5847, 6579, 7796, 8772, 11694, 13158, 17541, 23388, 26316, 33133, 35082, 66266, 70164, 83807, 99399, 132532, 167614, 198798, 251421, 298197, 335228, 397596, 502842, 596394, 754263, 1005684, 1192788, 1424719, 1508526, 2849438, 3017052, 4274157, 5698876, 8548314, 12822471, 17096628, 25644942, 51289884]

約数ペア:

[(1, 51289884), (2, 25644942), (3, 17096628), (4, 12822471), (6, 8548314), (9, 5698876), (12, 4274157), (17, 3017052), (18, 2849438), (34, 1508526), (36, 1424719), (43, 1192788), (51, 1005684), (68, 754263), (86, 596394), (102, 502842), (129, 397596), (153, 335228), (172, 298197), (204, 251421), (258, 198798), (306, 167614), (387, 132532), (516, 99399), (612, 83807), (731, 70164), (774, 66266), (1462, 35082), (1548, 33133), (1949, 26316), (2193, 23388), (2924, 17541), (3898, 13158), (4386, 11694), (5847, 8772), (6579, 7796)]