421255653

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{4093}}^1$

素因数の和:4158

約数の個数: 48

約数和(自身を含む): 719233920

約数和(自身を除く): 297978267

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 169, 203, 273, 377, 507, 609, 1131, 1183, 2639, 3549, 4093, 4901, 7917, 12279, 14703, 28651, 34307, 53209, 85953, 102921, 118697, 159627, 356091, 372463, 691717, 830879, 1117389, 1543061, 2075151, 2492637, 4629183, 4842019, 10801427, 14526057, 20059793, 32404281, 60179379, 140418551, 421255653]

約数ペア:

[(1, 421255653), (3, 140418551), (7, 60179379), (13, 32404281), (21, 20059793), (29, 14526057), (39, 10801427), (87, 4842019), (91, 4629183), (169, 2492637), (203, 2075151), (273, 1543061), (377, 1117389), (507, 830879), (609, 691717), (1131, 372463), (1183, 356091), (2639, 159627), (3549, 118697), (4093, 102921), (4901, 85953), (7917, 53209), (12279, 34307), (14703, 28651)]