208887126

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{7907}}^1$

素因数の和:7973

約数の個数: 64

約数和(自身を含む): 519270912

約数和(自身を除く): 310383786

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 37, 42, 51, 74, 102, 111, 119, 222, 238, 259, 357, 518, 629, 714, 777, 1258, 1554, 1887, 3774, 4403, 7907, 8806, 13209, 15814, 23721, 26418, 47442, 55349, 110698, 134419, 166047, 268838, 292559, 332094, 403257, 585118, 806514, 877677, 940933, 1755354, 1881866, 2047913, 2822799, 4095826, 4973503, 5645598, 6143739, 9947006, 12287478, 14920509, 29841018, 34814521, 69629042, 104443563, 208887126]

約数ペア:

[(1, 208887126), (2, 104443563), (3, 69629042), (6, 34814521), (7, 29841018), (14, 14920509), (17, 12287478), (21, 9947006), (34, 6143739), (37, 5645598), (42, 4973503), (51, 4095826), (74, 2822799), (102, 2047913), (111, 1881866), (119, 1755354), (222, 940933), (238, 877677), (259, 806514), (357, 585118), (518, 403257), (629, 332094), (714, 292559), (777, 268838), (1258, 166047), (1554, 134419), (1887, 110698), (3774, 55349), (4403, 47442), (7907, 26418), (8806, 23721), (13209, 15814)]