28571844

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1$

素因数の和:397

約数の個数: 96

約数和(自身を含む): 81204480

約数和(自身を除く): 52632636

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 37, 42, 58, 74, 84, 87, 111, 116, 148, 174, 203, 222, 259, 317, 348, 406, 444, 518, 609, 634, 777, 812, 951, 1036, 1073, 1218, 1268, 1554, 1902, 2146, 2219, 2436, 3108, 3219, 3804, 4292, 4438, 6438, 6657, 7511, 8876, 9193, 11729, 12876, 13314, 15022, 18386, 22533, 23458, 26628, 27579, 30044, 35187, 36772, 45066, 46916, 55158, 64351, 70374, 82103, 90132, 110316, 128702, 140748, 164206, 193053, 246309, 257404, 328412, 340141, 386106, 492618, 680282, 772212, 985236, 1020423, 1360564, 2040846, 2380987, 4081692, 4761974, 7142961, 9523948, 14285922, 28571844]

約数ペア:

[(1, 28571844), (2, 14285922), (3, 9523948), (4, 7142961), (6, 4761974), (7, 4081692), (12, 2380987), (14, 2040846), (21, 1360564), (28, 1020423), (29, 985236), (37, 772212), (42, 680282), (58, 492618), (74, 386106), (84, 340141), (87, 328412), (111, 257404), (116, 246309), (148, 193053), (174, 164206), (203, 140748), (222, 128702), (259, 110316), (317, 90132), (348, 82103), (406, 70374), (444, 64351), (518, 55158), (609, 46916), (634, 45066), (777, 36772), (812, 35187), (951, 30044), (1036, 27579), (1073, 26628), (1218, 23458), (1268, 22533), (1554, 18386), (1902, 15022), (2146, 13314), (2219, 12876), (2436, 11729), (3108, 9193), (3219, 8876), (3804, 7511), (4292, 6657), (4438, 6438)]