642140519

素因数分解:

${\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{2251}}^1$

素因数の和:2510

約数の個数: 16

約数和(自身を含む): 683166720

約数和(自身を除く): 41026201

約数列:

[1, 23, 79, 157, 1817, 2251, 3611, 12403, 51773, 177829, 285269, 353407, 4090067, 8128361, 27919153, 642140519]

約数ペア:

[(1, 642140519), (23, 27919153), (79, 8128361), (157, 4090067), (1817, 353407), (2251, 285269), (3611, 177829), (12403, 51773)]