821497142

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{827}}^1\times {\mathrm{6287}}^1$

素因数の和:7195

約数の個数: 16

約数和(自身を含む): 1249551360

約数和(自身を除く): 428054218

約数列:

[1, 2, 79, 158, 827, 1654, 6287, 12574, 65333, 130666, 496673, 993346, 5199349, 10398698, 410748571, 821497142]

約数ペア:

[(1, 821497142), (2, 410748571), (79, 10398698), (158, 5199349), (827, 993346), (1654, 496673), (6287, 130666), (12574, 65333)]