217223448

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{607}}^1$

素因数の和:697

約数の個数: 128

約数和(自身を含む): 621035520

約数和(自身を除く): 403812072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 37, 39, 52, 62, 74, 78, 93, 104, 111, 124, 148, 156, 186, 222, 248, 296, 312, 372, 403, 444, 481, 607, 744, 806, 888, 962, 1147, 1209, 1214, 1443, 1612, 1821, 1924, 2294, 2418, 2428, 2886, 3224, 3441, 3642, 3848, 4588, 4836, 4856, 5772, 6882, 7284, 7891, 9176, 9672, 11544, 13764, 14568, 14911, 15782, 18817, 22459, 23673, 27528, 29822, 31564, 37634, 44733, 44918, 47346, 56451, 59644, 63128, 67377, 75268, 89466, 89836, 94692, 112902, 119288, 134754, 150536, 178932, 179672, 189384, 225804, 244621, 269508, 291967, 357864, 451608, 489242, 539016, 583934, 696229, 733863, 875901, 978484, 1167868, 1392458, 1467726, 1751802, 1956968, 2088687, 2335736, 2784916, 2935452, 3503604, 4177374, 5569832, 5870904, 7007208, 8354748, 9050977, 16709496, 18101954, 27152931, 36203908, 54305862, 72407816, 108611724, 217223448]

約数ペア:

[(1, 217223448), (2, 108611724), (3, 72407816), (4, 54305862), (6, 36203908), (8, 27152931), (12, 18101954), (13, 16709496), (24, 9050977), (26, 8354748), (31, 7007208), (37, 5870904), (39, 5569832), (52, 4177374), (62, 3503604), (74, 2935452), (78, 2784916), (93, 2335736), (104, 2088687), (111, 1956968), (124, 1751802), (148, 1467726), (156, 1392458), (186, 1167868), (222, 978484), (248, 875901), (296, 733863), (312, 696229), (372, 583934), (403, 539016), (444, 489242), (481, 451608), (607, 357864), (744, 291967), (806, 269508), (888, 244621), (962, 225804), (1147, 189384), (1209, 179672), (1214, 178932), (1443, 150536), (1612, 134754), (1821, 119288), (1924, 112902), (2294, 94692), (2418, 89836), (2428, 89466), (2886, 75268), (3224, 67377), (3441, 63128), (3642, 59644), (3848, 56451), (4588, 47346), (4836, 44918), (4856, 44733), (5772, 37634), (6882, 31564), (7284, 29822), (7891, 27528), (9176, 23673), (9672, 22459), (11544, 18817), (13764, 15782), (14568, 14911)]