51720372

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{997}}^1$

素因数の和:1149

約数の個数: 72

約数和(自身を含む): 143855712

約数和(自身を除く): 92135340

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 131, 132, 198, 262, 393, 396, 524, 786, 997, 1179, 1441, 1572, 1994, 2358, 2882, 2991, 3988, 4323, 4716, 5764, 5982, 8646, 8973, 10967, 11964, 12969, 17292, 17946, 21934, 25938, 32901, 35892, 43868, 51876, 65802, 98703, 130607, 131604, 197406, 261214, 391821, 394812, 522428, 783642, 1175463, 1436677, 1567284, 2350926, 2873354, 4310031, 4701852, 5746708, 8620062, 12930093, 17240124, 25860186, 51720372]

約数ペア:

[(1, 51720372), (2, 25860186), (3, 17240124), (4, 12930093), (6, 8620062), (9, 5746708), (11, 4701852), (12, 4310031), (18, 2873354), (22, 2350926), (33, 1567284), (36, 1436677), (44, 1175463), (66, 783642), (99, 522428), (131, 394812), (132, 391821), (198, 261214), (262, 197406), (393, 131604), (396, 130607), (524, 98703), (786, 65802), (997, 51876), (1179, 43868), (1441, 35892), (1572, 32901), (1994, 25938), (2358, 21934), (2882, 17946), (2991, 17292), (3988, 12969), (4323, 11964), (4716, 10967), (5764, 8973), (5982, 8646)]