209084848

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:434

約数の個数: 80

約数和(自身を含む): 475683840

約数和(自身を除く): 266598992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 107, 112, 146, 214, 239, 292, 428, 478, 511, 584, 749, 856, 956, 1022, 1168, 1498, 1673, 1712, 1912, 2044, 2996, 3346, 3824, 4088, 5992, 6692, 7811, 8176, 11984, 13384, 15622, 17447, 25573, 26768, 31244, 34894, 51146, 54677, 62488, 69788, 102292, 109354, 122129, 124976, 139576, 179011, 204584, 218708, 244258, 279152, 358022, 409168, 437416, 488516, 716044, 874832, 977032, 1432088, 1866829, 1954064, 2864176, 3733658, 7467316, 13067803, 14934632, 26135606, 29869264, 52271212, 104542424, 209084848]

約数ペア:

[(1, 209084848), (2, 104542424), (4, 52271212), (7, 29869264), (8, 26135606), (14, 14934632), (16, 13067803), (28, 7467316), (56, 3733658), (73, 2864176), (107, 1954064), (112, 1866829), (146, 1432088), (214, 977032), (239, 874832), (292, 716044), (428, 488516), (478, 437416), (511, 409168), (584, 358022), (749, 279152), (856, 244258), (956, 218708), (1022, 204584), (1168, 179011), (1498, 139576), (1673, 124976), (1712, 122129), (1912, 109354), (2044, 102292), (2996, 69788), (3346, 62488), (3824, 54677), (4088, 51146), (5992, 34894), (6692, 31244), (7811, 26768), (8176, 25573), (11984, 17447), (13384, 15622)]