156923907

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{547}}^1\times {\mathrm{719}}^1$

素因数の和:1295

約数の個数: 32

約数和(自身を含む): 252518400

約数和(自身を除く): 95594493

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 547, 719, 1641, 2157, 3829, 5033, 10393, 11487, 13661, 15099, 31179, 40983, 72751, 95627, 218253, 286881, 393293, 1179879, 2753051, 7472567, 8259153, 22417701, 52307969, 156923907]

約数ペア:

[(1, 156923907), (3, 52307969), (7, 22417701), (19, 8259153), (21, 7472567), (57, 2753051), (133, 1179879), (399, 393293), (547, 286881), (719, 218253), (1641, 95627), (2157, 72751), (3829, 40983), (5033, 31179), (10393, 15099), (11487, 13661)]