1252378638

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{449}}^1$

素因数の和:671

約数の個数: 128

約数和(自身を含む): 3276288000

約数和(自身を除く): 2023909362

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 47, 54, 63, 94, 126, 141, 157, 189, 282, 314, 329, 378, 423, 449, 471, 658, 846, 898, 942, 987, 1099, 1269, 1347, 1413, 1974, 2198, 2538, 2694, 2826, 2961, 3143, 3297, 4041, 4239, 5922, 6286, 6594, 7379, 8082, 8478, 8883, 9429, 9891, 12123, 14758, 17766, 18858, 19782, 21103, 22137, 24246, 28287, 29673, 42206, 44274, 51653, 56574, 59346, 63309, 66411, 70493, 84861, 103306, 126618, 132822, 140986, 147721, 154959, 169722, 189927, 199233, 211479, 295442, 309918, 379854, 398466, 422958, 443163, 464877, 493451, 569781, 634437, 886326, 929754, 986902, 1139562, 1268874, 1329489, 1394631, 1480353, 1903311, 2658978, 2789262, 2960706, 3313171, 3806622, 3988467, 4441059, 6626342, 7976934, 8882118, 9939513, 13323177, 19879026, 23192197, 26646354, 29818539, 46384394, 59637078, 69576591, 89455617, 139153182, 178911234, 208729773, 417459546, 626189319, 1252378638]

約数ペア:

[(1, 1252378638), (2, 626189319), (3, 417459546), (6, 208729773), (7, 178911234), (9, 139153182), (14, 89455617), (18, 69576591), (21, 59637078), (27, 46384394), (42, 29818539), (47, 26646354), (54, 23192197), (63, 19879026), (94, 13323177), (126, 9939513), (141, 8882118), (157, 7976934), (189, 6626342), (282, 4441059), (314, 3988467), (329, 3806622), (378, 3313171), (423, 2960706), (449, 2789262), (471, 2658978), (658, 1903311), (846, 1480353), (898, 1394631), (942, 1329489), (987, 1268874), (1099, 1139562), (1269, 986902), (1347, 929754), (1413, 886326), (1974, 634437), (2198, 569781), (2538, 493451), (2694, 464877), (2826, 443163), (2961, 422958), (3143, 398466), (3297, 379854), (4041, 309918), (4239, 295442), (5922, 211479), (6286, 199233), (6594, 189927), (7379, 169722), (8082, 154959), (8478, 147721), (8883, 140986), (9429, 132822), (9891, 126618), (12123, 103306), (14758, 84861), (17766, 70493), (18858, 66411), (19782, 63309), (21103, 59346), (22137, 56574), (24246, 51653), (28287, 44274), (29673, 42206)]