78880503

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{467}}^1$

素因数の和:615

約数の個数: 32

約数和(自身を含む): 116992512

約数和(自身を除く): 38112009

約数列:

[1, 3, 13, 39, 61, 71, 183, 213, 467, 793, 923, 1401, 2379, 2769, 4331, 6071, 12993, 18213, 28487, 33157, 56303, 85461, 99471, 168909, 370331, 431041, 1110993, 1293123, 2022577, 6067731, 26293501, 78880503]

約数ペア:

[(1, 78880503), (3, 26293501), (13, 6067731), (39, 2022577), (61, 1293123), (71, 1110993), (183, 431041), (213, 370331), (467, 168909), (793, 99471), (923, 85461), (1401, 56303), (2379, 33157), (2769, 28487), (4331, 18213), (6071, 12993)]