16661666

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:243

約数の個数: 48

約数和(自身を含む): 31432536

約数和(自身を除く): 14770870

約数列:

[1, 2, 7, 14, 17, 34, 49, 73, 98, 119, 137, 146, 238, 274, 511, 833, 959, 1022, 1241, 1666, 1918, 2329, 2482, 3577, 4658, 6713, 7154, 8687, 10001, 13426, 16303, 17374, 20002, 32606, 60809, 70007, 114121, 121618, 140014, 170017, 228242, 340034, 490049, 980098, 1190119, 2380238, 8330833, 16661666]

約数ペア:

[(1, 16661666), (2, 8330833), (7, 2380238), (14, 1190119), (17, 980098), (34, 490049), (49, 340034), (73, 228242), (98, 170017), (119, 140014), (137, 121618), (146, 114121), (238, 70007), (274, 60809), (511, 32606), (833, 20002), (959, 17374), (1022, 16303), (1241, 13426), (1666, 10001), (1918, 8687), (2329, 7154), (2482, 6713), (3577, 4658)]