281027604

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{421}}^1$

素因数の和:841

約数の個数: 96

約数和(自身を含む): 774184320

約数和(自身を除く): 493156716

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 389, 421, 429, 572, 778, 842, 858, 1167, 1263, 1556, 1684, 1716, 2334, 2526, 4279, 4631, 4668, 5052, 5057, 5473, 8558, 9262, 10114, 10946, 12837, 13893, 15171, 16419, 17116, 18524, 20228, 21892, 25674, 27786, 30342, 32838, 51348, 55572, 55627, 60203, 60684, 65676, 111254, 120406, 163769, 166881, 180609, 222508, 240812, 327538, 333762, 361218, 491307, 655076, 667524, 722436, 982614, 1801459, 1965228, 2128997, 3602918, 4257994, 5404377, 6386991, 7205836, 8515988, 10808754, 12773982, 21617508, 23418967, 25547964, 46837934, 70256901, 93675868, 140513802, 281027604]

約数ペア:

[(1, 281027604), (2, 140513802), (3, 93675868), (4, 70256901), (6, 46837934), (11, 25547964), (12, 23418967), (13, 21617508), (22, 12773982), (26, 10808754), (33, 8515988), (39, 7205836), (44, 6386991), (52, 5404377), (66, 4257994), (78, 3602918), (132, 2128997), (143, 1965228), (156, 1801459), (286, 982614), (389, 722436), (421, 667524), (429, 655076), (572, 491307), (778, 361218), (842, 333762), (858, 327538), (1167, 240812), (1263, 222508), (1556, 180609), (1684, 166881), (1716, 163769), (2334, 120406), (2526, 111254), (4279, 65676), (4631, 60684), (4668, 60203), (5052, 55627), (5057, 55572), (5473, 51348), (8558, 32838), (9262, 30342), (10114, 27786), (10946, 25674), (12837, 21892), (13893, 20228), (15171, 18524), (16419, 17116)]