28164444

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 87945984

約数和(自身を除く): 59781540

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 17, 21, 22, 28, 33, 34, 42, 44, 51, 66, 68, 77, 84, 102, 119, 121, 132, 154, 163, 187, 204, 231, 238, 242, 308, 326, 357, 363, 374, 462, 476, 484, 489, 561, 652, 714, 726, 748, 847, 924, 978, 1122, 1141, 1309, 1428, 1452, 1694, 1793, 1956, 2057, 2244, 2282, 2541, 2618, 2771, 3388, 3423, 3586, 3927, 4114, 4564, 5082, 5236, 5379, 5542, 6171, 6846, 7172, 7854, 8228, 8313, 10164, 10758, 11084, 12342, 12551, 13692, 14399, 15708, 16626, 19397, 19723, 21516, 24684, 25102, 28798, 30481, 33252, 37653, 38794, 39446, 43197, 50204, 57596, 58191, 59169, 60962, 75306, 77588, 78892, 86394, 91443, 116382, 118338, 121924, 138061, 150612, 172788, 182886, 213367, 232764, 236676, 276122, 335291, 365772, 414183, 426734, 552244, 640101, 670582, 828366, 853468, 1005873, 1280202, 1341164, 1656732, 2011746, 2347037, 2560404, 4023492, 4694074, 7041111, 9388148, 14082222, 28164444]

約数ペア:

[(1, 28164444), (2, 14082222), (3, 9388148), (4, 7041111), (6, 4694074), (7, 4023492), (11, 2560404), (12, 2347037), (14, 2011746), (17, 1656732), (21, 1341164), (22, 1280202), (28, 1005873), (33, 853468), (34, 828366), (42, 670582), (44, 640101), (51, 552244), (66, 426734), (68, 414183), (77, 365772), (84, 335291), (102, 276122), (119, 236676), (121, 232764), (132, 213367), (154, 182886), (163, 172788), (187, 150612), (204, 138061), (231, 121924), (238, 118338), (242, 116382), (308, 91443), (326, 86394), (357, 78892), (363, 77588), (374, 75306), (462, 60962), (476, 59169), (484, 58191), (489, 57596), (561, 50204), (652, 43197), (714, 39446), (726, 38794), (748, 37653), (847, 33252), (924, 30481), (978, 28798), (1122, 25102), (1141, 24684), (1309, 21516), (1428, 19723), (1452, 19397), (1694, 16626), (1793, 15708), (1956, 14399), (2057, 13692), (2244, 12551), (2282, 12342), (2541, 11084), (2618, 10758), (2771, 10164), (3388, 8313), (3423, 8228), (3586, 7854), (3927, 7172), (4114, 6846), (4564, 6171), (5082, 5542), (5236, 5379)]