989345658

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{257}}^1\times {\mathrm{607}}^1$

素因数の和:1027

約数の個数: 64

約数和(自身を含む): 2288959488

約数和(自身を除く): 1299613830

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 151, 257, 302, 453, 514, 607, 771, 906, 1057, 1214, 1542, 1799, 1821, 2114, 3171, 3598, 3642, 4249, 5397, 6342, 8498, 10794, 12747, 25494, 38807, 77614, 91657, 116421, 155999, 183314, 232842, 271649, 274971, 311998, 467997, 543298, 549942, 641599, 814947, 935994, 1091993, 1283198, 1629894, 1924797, 2183986, 3275979, 3849594, 6551958, 23555849, 47111698, 70667547, 141335094, 164890943, 329781886, 494672829, 989345658]

約数ペア:

[(1, 989345658), (2, 494672829), (3, 329781886), (6, 164890943), (7, 141335094), (14, 70667547), (21, 47111698), (42, 23555849), (151, 6551958), (257, 3849594), (302, 3275979), (453, 2183986), (514, 1924797), (607, 1629894), (771, 1283198), (906, 1091993), (1057, 935994), (1214, 814947), (1542, 641599), (1799, 549942), (1821, 543298), (2114, 467997), (3171, 311998), (3598, 274971), (3642, 271649), (4249, 232842), (5397, 183314), (6342, 155999), (8498, 116421), (10794, 91657), (12747, 77614), (25494, 38807)]