156768777

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{263}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 258306048

約数和(自身を除く): 101537271

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 223, 243, 263, 297, 669, 789, 891, 2007, 2367, 2453, 2673, 2893, 6021, 7101, 7359, 8679, 18063, 21303, 22077, 26037, 54189, 58649, 63909, 66231, 78111, 175947, 198693, 234333, 527841, 596079, 645139, 702999, 1583523, 1935417, 4750569, 5806251, 14251707, 17418753, 52256259, 156768777]

約数ペア:

[(1, 156768777), (3, 52256259), (9, 17418753), (11, 14251707), (27, 5806251), (33, 4750569), (81, 1935417), (99, 1583523), (223, 702999), (243, 645139), (263, 596079), (297, 527841), (669, 234333), (789, 198693), (891, 175947), (2007, 78111), (2367, 66231), (2453, 63909), (2673, 58649), (2893, 54189), (6021, 26037), (7101, 22077), (7359, 21303), (8679, 18063)]