312895154

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{811}}^1$

素因数の和:927

約数の個数: 64

約数和(自身を含む): 589317120

約数和(自身を除く): 276421966

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 71, 142, 143, 209, 247, 286, 418, 494, 781, 811, 923, 1349, 1562, 1622, 1846, 2698, 2717, 5434, 8921, 10153, 10543, 14839, 15409, 17537, 17842, 20306, 21086, 29678, 30818, 35074, 57581, 115162, 115973, 169499, 192907, 200317, 231946, 338998, 385814, 400634, 633391, 748553, 1094039, 1266782, 1497106, 2188078, 2203487, 4406974, 8234083, 12034429, 14222507, 16468166, 24068858, 28445014, 156447577, 312895154]

約数ペア:

[(1, 312895154), (2, 156447577), (11, 28445014), (13, 24068858), (19, 16468166), (22, 14222507), (26, 12034429), (38, 8234083), (71, 4406974), (142, 2203487), (143, 2188078), (209, 1497106), (247, 1266782), (286, 1094039), (418, 748553), (494, 633391), (781, 400634), (811, 385814), (923, 338998), (1349, 231946), (1562, 200317), (1622, 192907), (1846, 169499), (2698, 115973), (2717, 115162), (5434, 57581), (8921, 35074), (10153, 30818), (10543, 29678), (14839, 21086), (15409, 20306), (17537, 17842)]