159677007

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2549}}^1$

素因数の和:2735

約数の個数: 32

約数和(自身を含む): 257856000

約数和(自身を除く): 98178993

約数列:

[1, 3, 7, 19, 21, 57, 133, 157, 399, 471, 1099, 2549, 2983, 3297, 7647, 8949, 17843, 20881, 48431, 53529, 62643, 145293, 339017, 400193, 1017051, 1200579, 2801351, 7603667, 8404053, 22811001, 53225669, 159677007]

約数ペア:

[(1, 159677007), (3, 53225669), (7, 22811001), (19, 8404053), (21, 7603667), (57, 2801351), (133, 1200579), (157, 1017051), (399, 400193), (471, 339017), (1099, 145293), (2549, 62643), (2983, 53529), (3297, 48431), (7647, 20881), (8949, 17843)]