81243288

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{487}}^1$

素因数の和:837

約数の個数: 96

約数和(自身を含む): 252744960

約数和(自身を除く): 171501672

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 331, 487, 504, 662, 974, 993, 1324, 1461, 1948, 1986, 2317, 2648, 2922, 2979, 3409, 3896, 3972, 4383, 4634, 5844, 5958, 6818, 6951, 7944, 8766, 9268, 10227, 11688, 11916, 13636, 13902, 17532, 18536, 20454, 20853, 23832, 27272, 27804, 30681, 35064, 40908, 41706, 55608, 61362, 81816, 83412, 122724, 161197, 166824, 245448, 322394, 483591, 644788, 967182, 1128379, 1289576, 1450773, 1934364, 2256758, 2901546, 3385137, 3868728, 4513516, 5803092, 6770274, 9027032, 10155411, 11606184, 13540548, 20310822, 27081096, 40621644, 81243288]

約数ペア:

[(1, 81243288), (2, 40621644), (3, 27081096), (4, 20310822), (6, 13540548), (7, 11606184), (8, 10155411), (9, 9027032), (12, 6770274), (14, 5803092), (18, 4513516), (21, 3868728), (24, 3385137), (28, 2901546), (36, 2256758), (42, 1934364), (56, 1450773), (63, 1289576), (72, 1128379), (84, 967182), (126, 644788), (168, 483591), (252, 322394), (331, 245448), (487, 166824), (504, 161197), (662, 122724), (974, 83412), (993, 81816), (1324, 61362), (1461, 55608), (1948, 41706), (1986, 40908), (2317, 35064), (2648, 30681), (2922, 27804), (2979, 27272), (3409, 23832), (3896, 20853), (3972, 20454), (4383, 18536), (4634, 17532), (5844, 13902), (5958, 13636), (6818, 11916), (6951, 11688), (7944, 10227), (8766, 9268)]