72439269

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{293}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 113159424

約数和(自身を除く): 40720155

約数列:

[1, 3, 7, 21, 61, 183, 193, 293, 427, 579, 879, 1281, 1351, 2051, 4053, 6153, 11773, 17873, 35319, 53619, 56549, 82411, 125111, 169647, 247233, 375333, 395843, 1187529, 3449489, 10348467, 24146423, 72439269]

約数ペア:

[(1, 72439269), (3, 24146423), (7, 10348467), (21, 3449489), (61, 1187529), (183, 395843), (193, 375333), (293, 247233), (427, 169647), (579, 125111), (879, 82411), (1281, 56549), (1351, 53619), (2051, 35319), (4053, 17873), (6153, 11773)]