389675496

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2903}}^1$

素因数の和:2983

約数の個数: 128

約数和(自身を含む): 1204346880

約数和(自身を除く): 814671384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 47, 51, 56, 68, 84, 94, 102, 119, 136, 141, 168, 188, 204, 238, 282, 329, 357, 376, 408, 476, 564, 658, 714, 799, 952, 987, 1128, 1316, 1428, 1598, 1974, 2397, 2632, 2856, 2903, 3196, 3948, 4794, 5593, 5806, 6392, 7896, 8709, 9588, 11186, 11612, 16779, 17418, 19176, 20321, 22372, 23224, 33558, 34836, 40642, 44744, 49351, 60963, 67116, 69672, 81284, 98702, 121926, 134232, 136441, 148053, 162568, 197404, 243852, 272882, 296106, 345457, 394808, 409323, 487704, 545764, 592212, 690914, 818646, 955087, 1036371, 1091528, 1184424, 1381828, 1637292, 1910174, 2072742, 2319497, 2763656, 2865261, 3274584, 3820348, 4145484, 4638994, 5730522, 6958491, 7640696, 8290968, 9277988, 11461044, 13916982, 16236479, 18555976, 22922088, 27833964, 32472958, 48709437, 55667928, 64945916, 97418874, 129891832, 194837748, 389675496]

約数ペア:

[(1, 389675496), (2, 194837748), (3, 129891832), (4, 97418874), (6, 64945916), (7, 55667928), (8, 48709437), (12, 32472958), (14, 27833964), (17, 22922088), (21, 18555976), (24, 16236479), (28, 13916982), (34, 11461044), (42, 9277988), (47, 8290968), (51, 7640696), (56, 6958491), (68, 5730522), (84, 4638994), (94, 4145484), (102, 3820348), (119, 3274584), (136, 2865261), (141, 2763656), (168, 2319497), (188, 2072742), (204, 1910174), (238, 1637292), (282, 1381828), (329, 1184424), (357, 1091528), (376, 1036371), (408, 955087), (476, 818646), (564, 690914), (658, 592212), (714, 545764), (799, 487704), (952, 409323), (987, 394808), (1128, 345457), (1316, 296106), (1428, 272882), (1598, 243852), (1974, 197404), (2397, 162568), (2632, 148053), (2856, 136441), (2903, 134232), (3196, 121926), (3948, 98702), (4794, 81284), (5593, 69672), (5806, 67116), (6392, 60963), (7896, 49351), (8709, 44744), (9588, 40642), (11186, 34836), (11612, 33558), (16779, 23224), (17418, 22372), (19176, 20321)]