890809542

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{251}}^1$

素因数の和:539

約数の個数: 128

約数和(自身を含む): 2336947200

約数和(自身を除く): 1446137658

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 41, 42, 54, 63, 82, 123, 126, 189, 229, 246, 251, 287, 369, 378, 458, 502, 574, 687, 738, 753, 861, 1107, 1374, 1506, 1603, 1722, 1757, 2061, 2214, 2259, 2583, 3206, 3514, 4122, 4518, 4809, 5166, 5271, 6183, 6777, 7749, 9389, 9618, 10291, 10542, 12366, 13554, 14427, 15498, 15813, 18778, 20582, 28167, 28854, 30873, 31626, 43281, 47439, 56334, 57479, 61746, 65723, 72037, 84501, 86562, 92619, 94878, 114958, 131446, 144074, 169002, 172437, 185238, 197169, 216111, 253503, 277857, 344874, 394338, 402353, 432222, 507006, 517311, 555714, 591507, 648333, 804706, 1034622, 1183014, 1207059, 1296666, 1551933, 1774521, 1944999, 2356639, 2414118, 3103866, 3549042, 3621177, 3889998, 4713278, 7069917, 7242354, 10863531, 14139834, 16496473, 21209751, 21727062, 32992946, 42419502, 49489419, 63629253, 98978838, 127258506, 148468257, 296936514, 445404771, 890809542]

約数ペア:

[(1, 890809542), (2, 445404771), (3, 296936514), (6, 148468257), (7, 127258506), (9, 98978838), (14, 63629253), (18, 49489419), (21, 42419502), (27, 32992946), (41, 21727062), (42, 21209751), (54, 16496473), (63, 14139834), (82, 10863531), (123, 7242354), (126, 7069917), (189, 4713278), (229, 3889998), (246, 3621177), (251, 3549042), (287, 3103866), (369, 2414118), (378, 2356639), (458, 1944999), (502, 1774521), (574, 1551933), (687, 1296666), (738, 1207059), (753, 1183014), (861, 1034622), (1107, 804706), (1374, 648333), (1506, 591507), (1603, 555714), (1722, 517311), (1757, 507006), (2061, 432222), (2214, 402353), (2259, 394338), (2583, 344874), (3206, 277857), (3514, 253503), (4122, 216111), (4518, 197169), (4809, 185238), (5166, 172437), (5271, 169002), (6183, 144074), (6777, 131446), (7749, 114958), (9389, 94878), (9618, 92619), (10291, 86562), (10542, 84501), (12366, 72037), (13554, 65723), (14427, 61746), (15498, 57479), (15813, 56334), (18778, 47439), (20582, 43281), (28167, 31626), (28854, 30873)]