28502331

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{79}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 46824960

約数和(自身を除く): 18322629

約数列:

[1, 3, 11, 13, 29, 33, 39, 79, 87, 143, 237, 319, 377, 429, 841, 869, 957, 1027, 1131, 2291, 2523, 2607, 3081, 4147, 6873, 9251, 10933, 11297, 12441, 25201, 27753, 29783, 32799, 33891, 66439, 75603, 89349, 120263, 199317, 327613, 360789, 730829, 863707, 982839, 2192487, 2591121, 9500777, 28502331]

約数ペア:

[(1, 28502331), (3, 9500777), (11, 2591121), (13, 2192487), (29, 982839), (33, 863707), (39, 730829), (79, 360789), (87, 327613), (143, 199317), (237, 120263), (319, 89349), (377, 75603), (429, 66439), (841, 33891), (869, 32799), (957, 29783), (1027, 27753), (1131, 25201), (2291, 12441), (2523, 11297), (2607, 10933), (3081, 9251), (4147, 6873)]