1285012

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:319

約数の個数: 24

約数和(自身を含む): 2385152

約数和(自身を除く): 1100140

約数列:

[1, 2, 4, 31, 43, 62, 86, 124, 172, 241, 482, 964, 1333, 2666, 5332, 7471, 10363, 14942, 20726, 29884, 41452, 321253, 642506, 1285012]

約数ペア:

[(1, 1285012), (2, 642506), (4, 321253), (31, 41452), (43, 29884), (62, 20726), (86, 14942), (124, 10363), (172, 7471), (241, 5332), (482, 2666), (964, 1333)]