42666664

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4001}}^1$

素因数の和:4081

約数の個数: 32

約数和(自身を含む): 84522240

約数和(自身を除く): 41855576

約数列:

[1, 2, 4, 8, 31, 43, 62, 86, 124, 172, 248, 344, 1333, 2666, 4001, 5332, 8002, 10664, 16004, 32008, 124031, 172043, 248062, 344086, 496124, 688172, 992248, 1376344, 5333333, 10666666, 21333332, 42666664]

約数ペア:

[(1, 42666664), (2, 21333332), (4, 10666666), (8, 5333333), (31, 1376344), (43, 992248), (62, 688172), (86, 496124), (124, 344086), (172, 248062), (248, 172043), (344, 124031), (1333, 32008), (2666, 16004), (4001, 10664), (5332, 8002)]