209215804

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{8293}}^1$

素因数の和:8374

約数の個数: 48

約数和(自身を含む): 451459008

約数和(自身を除く): 242243204

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 53, 68, 106, 119, 212, 238, 371, 476, 742, 901, 1484, 1802, 3604, 6307, 8293, 12614, 16586, 25228, 33172, 58051, 116102, 140981, 232204, 281962, 439529, 563924, 879058, 986867, 1758116, 1973734, 3076703, 3947468, 6153406, 7471993, 12306812, 14943986, 29887972, 52303951, 104607902, 209215804]

約数ペア:

[(1, 209215804), (2, 104607902), (4, 52303951), (7, 29887972), (14, 14943986), (17, 12306812), (28, 7471993), (34, 6153406), (53, 3947468), (68, 3076703), (106, 1973734), (119, 1758116), (212, 986867), (238, 879058), (371, 563924), (476, 439529), (742, 281962), (901, 232204), (1484, 140981), (1802, 116102), (3604, 58051), (6307, 33172), (8293, 25228), (12614, 16586)]