71381436

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:268

約数の個数: 144

約数和(自身を含む): 211782816

約数和(自身を除く): 140401380

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 37, 42, 49, 51, 68, 74, 84, 98, 102, 111, 119, 147, 148, 193, 196, 204, 222, 238, 259, 294, 357, 386, 444, 476, 518, 579, 588, 629, 714, 772, 777, 833, 1036, 1158, 1258, 1351, 1428, 1554, 1666, 1813, 1887, 2316, 2499, 2516, 2702, 3108, 3281, 3332, 3626, 3774, 4053, 4403, 4998, 5404, 5439, 6562, 7141, 7252, 7548, 8106, 8806, 9457, 9843, 9996, 10878, 13124, 13209, 14282, 16212, 17612, 18914, 19686, 21423, 21756, 22967, 26418, 28371, 28564, 30821, 37828, 39372, 42846, 45934, 49987, 52836, 56742, 61642, 68901, 85692, 91868, 92463, 99974, 113484, 121397, 123284, 137802, 149961, 160769, 184926, 199948, 242794, 275604, 299922, 321538, 349909, 364191, 369852, 482307, 485588, 599844, 643076, 699818, 728382, 849779, 964614, 1049727, 1399636, 1456764, 1699558, 1929228, 2099454, 2549337, 3399116, 4198908, 5098674, 5948453, 10197348, 11896906, 17845359, 23793812, 35690718, 71381436]

約数ペア:

[(1, 71381436), (2, 35690718), (3, 23793812), (4, 17845359), (6, 11896906), (7, 10197348), (12, 5948453), (14, 5098674), (17, 4198908), (21, 3399116), (28, 2549337), (34, 2099454), (37, 1929228), (42, 1699558), (49, 1456764), (51, 1399636), (68, 1049727), (74, 964614), (84, 849779), (98, 728382), (102, 699818), (111, 643076), (119, 599844), (147, 485588), (148, 482307), (193, 369852), (196, 364191), (204, 349909), (222, 321538), (238, 299922), (259, 275604), (294, 242794), (357, 199948), (386, 184926), (444, 160769), (476, 149961), (518, 137802), (579, 123284), (588, 121397), (629, 113484), (714, 99974), (772, 92463), (777, 91868), (833, 85692), (1036, 68901), (1158, 61642), (1258, 56742), (1351, 52836), (1428, 49987), (1554, 45934), (1666, 42846), (1813, 39372), (1887, 37828), (2316, 30821), (2499, 28564), (2516, 28371), (2702, 26418), (3108, 22967), (3281, 21756), (3332, 21423), (3626, 19686), (3774, 18914), (4053, 17612), (4403, 16212), (4998, 14282), (5404, 13209), (5439, 13124), (6562, 10878), (7141, 9996), (7252, 9843), (7548, 9457), (8106, 8806)]