31330677

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 55296000

約数和(自身を除く): 23965323

約数列:

[1, 3, 7, 17, 19, 21, 31, 51, 57, 93, 119, 133, 149, 217, 323, 357, 399, 447, 527, 589, 651, 969, 1043, 1581, 1767, 2261, 2533, 2831, 3129, 3689, 4123, 4619, 6783, 7599, 8493, 10013, 11067, 12369, 13857, 17731, 19817, 30039, 32333, 48127, 53193, 59451, 70091, 78523, 87761, 96999, 144381, 210273, 235569, 263283, 336889, 549661, 614327, 1010667, 1491937, 1648983, 1842981, 4475811, 10443559, 31330677]

約数ペア:

[(1, 31330677), (3, 10443559), (7, 4475811), (17, 1842981), (19, 1648983), (21, 1491937), (31, 1010667), (51, 614327), (57, 549661), (93, 336889), (119, 263283), (133, 235569), (149, 210273), (217, 144381), (323, 96999), (357, 87761), (399, 78523), (447, 70091), (527, 59451), (589, 53193), (651, 48127), (969, 32333), (1043, 30039), (1581, 19817), (1767, 17731), (2261, 13857), (2533, 12369), (2831, 11067), (3129, 10013), (3689, 8493), (4123, 7599), (4619, 6783)]