9999472

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:198

約数の個数: 80

約数和(自身を含む): 24125440

約数和(自身を除く): 14125968

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 37, 38, 56, 74, 76, 112, 127, 133, 148, 152, 254, 259, 266, 296, 304, 508, 518, 532, 592, 703, 889, 1016, 1036, 1064, 1406, 1778, 2032, 2072, 2128, 2413, 2812, 3556, 4144, 4699, 4826, 4921, 5624, 7112, 9398, 9652, 9842, 11248, 14224, 16891, 18796, 19304, 19684, 32893, 33782, 37592, 38608, 39368, 65786, 67564, 75184, 78736, 89281, 131572, 135128, 178562, 263144, 270256, 357124, 526288, 624967, 714248, 1249934, 1428496, 2499868, 4999736, 9999472]

約数ペア:

[(1, 9999472), (2, 4999736), (4, 2499868), (7, 1428496), (8, 1249934), (14, 714248), (16, 624967), (19, 526288), (28, 357124), (37, 270256), (38, 263144), (56, 178562), (74, 135128), (76, 131572), (112, 89281), (127, 78736), (133, 75184), (148, 67564), (152, 65786), (254, 39368), (259, 38608), (266, 37592), (296, 33782), (304, 32893), (508, 19684), (518, 19304), (532, 18796), (592, 16891), (703, 14224), (889, 11248), (1016, 9842), (1036, 9652), (1064, 9398), (1406, 7112), (1778, 5624), (2032, 4921), (2072, 4826), (2128, 4699), (2413, 4144), (2812, 3556)]