13123478

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{9203}}^1$

素因数の和:9259

約数の個数: 16

約数和(自身を含む): 21206016

約数和(自身を除く): 8082538

約数列:

[1, 2, 23, 31, 46, 62, 713, 1426, 9203, 18406, 211669, 285293, 423338, 570586, 6561739, 13123478]

約数ペア:

[(1, 13123478), (2, 6561739), (23, 570586), (31, 423338), (46, 285293), (62, 211669), (713, 18406), (1426, 9203)]