30019381

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{307}}^1$

素因数の和:604

約数の個数: 16

約数和(自身を含む): 35136640

約数和(自身を除く): 5117259

約数列:

[1, 7, 61, 229, 307, 427, 1603, 2149, 13969, 18727, 70303, 97783, 131089, 492121, 4288483, 30019381]

約数ペア:

[(1, 30019381), (7, 4288483), (61, 492121), (229, 131089), (307, 97783), (427, 70303), (1603, 18727), (2149, 13969)]