2648665201

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{1901}}^1$

素因数の和:2233

約数の個数: 32

約数和(自身を含む): 3328286976

約数和(自身を除く): 679621775

約数列:

[1, 7, 13, 61, 91, 251, 427, 793, 1757, 1901, 3263, 5551, 13307, 15311, 22841, 24713, 107177, 115961, 172991, 199043, 477151, 811727, 1393301, 1507493, 3340057, 6202963, 10552451, 29106211, 43420741, 203743477, 378380743, 2648665201]

約数ペア:

[(1, 2648665201), (7, 378380743), (13, 203743477), (61, 43420741), (91, 29106211), (251, 10552451), (427, 6202963), (793, 3340057), (1757, 1507493), (1901, 1393301), (3263, 811727), (5551, 477151), (13307, 199043), (15311, 172991), (22841, 115961), (24713, 107177)]