681036741

素因数分解:

$3^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:877

約数の個数: 120

約数和(自身を含む): 1360640160

約数和(自身を除く): 679603419

約数列:

[1, 3, 7, 9, 11, 19, 21, 27, 33, 49, 57, 63, 77, 81, 99, 133, 147, 171, 189, 209, 231, 297, 399, 441, 513, 539, 567, 627, 693, 821, 891, 931, 1197, 1323, 1463, 1539, 1617, 1881, 2079, 2463, 2793, 3591, 3969, 4389, 4851, 5643, 5747, 6237, 7389, 8379, 9031, 10241, 10773, 13167, 14553, 15599, 16929, 17241, 22167, 25137, 27093, 30723, 39501, 40229, 43659, 46797, 51723, 63217, 66501, 75411, 81279, 92169, 109193, 118503, 120687, 140391, 155169, 171589, 189651, 243837, 276507, 327579, 362061, 421173, 442519, 465507, 514767, 568953, 731511, 764351, 829521, 982737, 1086183, 1201123, 1263519, 1327557, 1544301, 1706859, 2293053, 2948211, 3258549, 3603369, 3982671, 4632903, 5120577, 6879159, 8407861, 8844633, 10810107, 11948013, 13898709, 20637477, 25223583, 32430321, 35844039, 61912431, 75670749, 97290963, 227012247, 681036741]

約数ペア:

[(1, 681036741), (3, 227012247), (7, 97290963), (9, 75670749), (11, 61912431), (19, 35844039), (21, 32430321), (27, 25223583), (33, 20637477), (49, 13898709), (57, 11948013), (63, 10810107), (77, 8844633), (81, 8407861), (99, 6879159), (133, 5120577), (147, 4632903), (171, 3982671), (189, 3603369), (209, 3258549), (231, 2948211), (297, 2293053), (399, 1706859), (441, 1544301), (513, 1327557), (539, 1263519), (567, 1201123), (627, 1086183), (693, 982737), (821, 829521), (891, 764351), (931, 731511), (1197, 568953), (1323, 514767), (1463, 465507), (1539, 442519), (1617, 421173), (1881, 362061), (2079, 327579), (2463, 276507), (2793, 243837), (3591, 189651), (3969, 171589), (4389, 155169), (4851, 140391), (5643, 120687), (5747, 118503), (6237, 109193), (7389, 92169), (8379, 81279), (9031, 75411), (10241, 66501), (10773, 63217), (13167, 51723), (14553, 46797), (15599, 43659), (16929, 40229), (17241, 39501), (22167, 30723), (25137, 27093)]