311903145

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{6883}}^1$

素因数の和:6966

約数の個数: 48

約数和(自身を含む): 579908160

約数和(自身を除く): 268005015

約数列:

[1, 3, 5, 9, 15, 19, 45, 53, 57, 95, 159, 171, 265, 285, 477, 795, 855, 1007, 2385, 3021, 5035, 6883, 9063, 15105, 20649, 34415, 45315, 61947, 103245, 130777, 309735, 364799, 392331, 653885, 1094397, 1176993, 1823995, 1961655, 3283191, 5471985, 5884965, 6931181, 16415955, 20793543, 34655905, 62380629, 103967715, 311903145]

約数ペア:

[(1, 311903145), (3, 103967715), (5, 62380629), (9, 34655905), (15, 20793543), (19, 16415955), (45, 6931181), (53, 5884965), (57, 5471985), (95, 3283191), (159, 1961655), (171, 1823995), (265, 1176993), (285, 1094397), (477, 653885), (795, 392331), (855, 364799), (1007, 309735), (2385, 130777), (3021, 103245), (5035, 61947), (6883, 45315), (9063, 34415), (15105, 20649)]