205804998

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{12281}}^1$

素因数の和:12322

約数の個数: 72

約数和(自身を含む): 546057720

約数和(自身を除く): 340252722

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 49, 57, 63, 98, 114, 126, 133, 147, 171, 266, 294, 342, 399, 441, 798, 882, 931, 1197, 1862, 2394, 2793, 5586, 8379, 12281, 16758, 24562, 36843, 73686, 85967, 110529, 171934, 221058, 233339, 257901, 466678, 515802, 601769, 700017, 773703, 1203538, 1400034, 1547406, 1633373, 1805307, 2100051, 3266746, 3610614, 4200102, 4900119, 5415921, 9800238, 10831842, 11433611, 14700357, 22867222, 29400714, 34300833, 68601666, 102902499, 205804998]

約数ペア:

[(1, 205804998), (2, 102902499), (3, 68601666), (6, 34300833), (7, 29400714), (9, 22867222), (14, 14700357), (18, 11433611), (19, 10831842), (21, 9800238), (38, 5415921), (42, 4900119), (49, 4200102), (57, 3610614), (63, 3266746), (98, 2100051), (114, 1805307), (126, 1633373), (133, 1547406), (147, 1400034), (171, 1203538), (266, 773703), (294, 700017), (342, 601769), (399, 515802), (441, 466678), (798, 257901), (882, 233339), (931, 221058), (1197, 171934), (1862, 110529), (2394, 85967), (2793, 73686), (5586, 36843), (8379, 24562), (12281, 16758)]