127942731

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1783}}^1$

素因数の和:1880

約数の個数: 48

約数和(自身を含む): 227096064

約数和(自身を除く): 99153333

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 67, 119, 153, 201, 357, 469, 603, 1071, 1139, 1407, 1783, 3417, 4221, 5349, 7973, 10251, 12481, 16047, 23919, 30311, 37443, 71757, 90933, 112329, 119461, 212177, 272799, 358383, 636531, 836227, 1075149, 1909593, 2030837, 2508681, 6092511, 7526043, 14215859, 18277533, 42647577, 127942731]

約数ペア:

[(1, 127942731), (3, 42647577), (7, 18277533), (9, 14215859), (17, 7526043), (21, 6092511), (51, 2508681), (63, 2030837), (67, 1909593), (119, 1075149), (153, 836227), (201, 636531), (357, 358383), (469, 272799), (603, 212177), (1071, 119461), (1139, 112329), (1407, 90933), (1783, 71757), (3417, 37443), (4221, 30311), (5349, 23919), (7973, 16047), (10251, 12481)]