664648082

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1427}}^1$

素因数の和:1575

約数の個数: 64

約数和(自身を含む): 1283143680

約数和(自身を除く): 618495598

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 103, 119, 133, 206, 238, 266, 323, 646, 721, 1427, 1442, 1751, 1957, 2261, 2854, 3502, 3914, 4522, 9989, 12257, 13699, 19978, 24259, 24514, 27113, 27398, 33269, 48518, 54226, 66538, 146981, 169813, 189791, 232883, 293962, 339626, 379582, 460921, 465766, 921842, 1028867, 2057734, 2498677, 2792639, 3226447, 4997354, 5585278, 6452894, 17490739, 19548473, 34981478, 39096946, 47474863, 94949726, 332324041, 664648082]

約数ペア:

[(1, 664648082), (2, 332324041), (7, 94949726), (14, 47474863), (17, 39096946), (19, 34981478), (34, 19548473), (38, 17490739), (103, 6452894), (119, 5585278), (133, 4997354), (206, 3226447), (238, 2792639), (266, 2498677), (323, 2057734), (646, 1028867), (721, 921842), (1427, 465766), (1442, 460921), (1751, 379582), (1957, 339626), (2261, 293962), (2854, 232883), (3502, 189791), (3914, 169813), (4522, 146981), (9989, 66538), (12257, 54226), (13699, 48518), (19978, 33269), (24259, 27398), (24514, 27113)]