13721645

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{6427}}^1$

素因数の和:6500

約数の個数: 16

約数和(自身を含む): 19129728

約数和(自身を除く): 5408083

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 6427, 32135, 44989, 224945, 392047, 1960235, 2744329, 13721645]

約数ペア:

[(1, 13721645), (5, 2744329), (7, 1960235), (35, 392047), (61, 224945), (305, 44989), (427, 32135), (2135, 6427)]