331107218

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:459

約数の個数: 64

約数和(自身を含む): 588736512

約数和(自身を除く): 257629294

約数列:

[1, 2, 13, 23, 26, 31, 46, 53, 62, 106, 299, 337, 403, 598, 674, 689, 713, 806, 1219, 1378, 1426, 1643, 2438, 3286, 4381, 7751, 8762, 9269, 10447, 15502, 15847, 17861, 18538, 20894, 21359, 31694, 35722, 37789, 42718, 75578, 100763, 135811, 201526, 232193, 240281, 271622, 410803, 464386, 480562, 491257, 553691, 821606, 982514, 1107382, 3123653, 5340439, 6247306, 7197983, 10680878, 12734893, 14395966, 25469786, 165553609, 331107218]

約数ペア:

[(1, 331107218), (2, 165553609), (13, 25469786), (23, 14395966), (26, 12734893), (31, 10680878), (46, 7197983), (53, 6247306), (62, 5340439), (106, 3123653), (299, 1107382), (337, 982514), (403, 821606), (598, 553691), (674, 491257), (689, 480562), (713, 464386), (806, 410803), (1219, 271622), (1378, 240281), (1426, 232193), (1643, 201526), (2438, 135811), (3286, 100763), (4381, 75578), (7751, 42718), (8762, 37789), (9269, 35722), (10447, 31694), (15502, 21359), (15847, 20894), (17861, 18538)]