319273017

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{2731}}^1$

素因数の和:3053

約数の個数: 32

約数和(自身を含む): 514053120

約数和(自身を除く): 194780103

約数列:

[1, 3, 7, 19, 21, 57, 133, 293, 399, 879, 2051, 2731, 5567, 6153, 8193, 16701, 19117, 38969, 51889, 57351, 116907, 155667, 363223, 800183, 1089669, 2400549, 5601281, 15203477, 16803843, 45610431, 106424339, 319273017]

約数ペア:

[(1, 319273017), (3, 106424339), (7, 45610431), (19, 16803843), (21, 15203477), (57, 5601281), (133, 2400549), (293, 1089669), (399, 800183), (879, 363223), (2051, 155667), (2731, 116907), (5567, 57351), (6153, 51889), (8193, 38969), (16701, 19117)]