317996822

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{89}}^1$

素因数の和:190

約数の個数: 72

約数和(自身を含む): 588769560

約数和(自身を除く): 270772738

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 89, 143, 169, 178, 286, 338, 341, 403, 682, 806, 961, 979, 1157, 1859, 1922, 1958, 2314, 2759, 3718, 4433, 5239, 5518, 8866, 10478, 10571, 12493, 12727, 15041, 21142, 24986, 25454, 30082, 30349, 35867, 57629, 60698, 71734, 85529, 115258, 137423, 162409, 165451, 171058, 274846, 324818, 330902, 394537, 466271, 789074, 932542, 940819, 1111877, 1786499, 1881638, 2223754, 3572998, 5128981, 10257962, 12230647, 14454401, 24461294, 28908802, 158998411, 317996822]

約数ペア:

[(1, 317996822), (2, 158998411), (11, 28908802), (13, 24461294), (22, 14454401), (26, 12230647), (31, 10257962), (62, 5128981), (89, 3572998), (143, 2223754), (169, 1881638), (178, 1786499), (286, 1111877), (338, 940819), (341, 932542), (403, 789074), (682, 466271), (806, 394537), (961, 330902), (979, 324818), (1157, 274846), (1859, 171058), (1922, 165451), (1958, 162409), (2314, 137423), (2759, 115258), (3718, 85529), (4433, 71734), (5239, 60698), (5518, 57629), (8866, 35867), (10478, 30349), (10571, 30082), (12493, 25454), (12727, 24986), (15041, 21142)]