387784332

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{26729}}^1$

素因数の和:26783

約数の個数: 72

約数和(自身を含む): 1089728640

約数和(自身を除く): 701944308

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 2418, 3627, 4836, 7254, 14508, 26729, 53458, 80187, 106916, 160374, 240561, 320748, 347477, 481122, 694954, 828599, 962244, 1042431, 1389908, 1657198, 2084862, 2485797, 3127293, 3314396, 4169724, 4971594, 6254586, 7457391, 9943188, 10771787, 12509172, 14914782, 21543574, 29829564, 32315361, 43087148, 64630722, 96946083, 129261444, 193892166, 387784332]

約数ペア:

[(1, 387784332), (2, 193892166), (3, 129261444), (4, 96946083), (6, 64630722), (9, 43087148), (12, 32315361), (13, 29829564), (18, 21543574), (26, 14914782), (31, 12509172), (36, 10771787), (39, 9943188), (52, 7457391), (62, 6254586), (78, 4971594), (93, 4169724), (117, 3314396), (124, 3127293), (156, 2485797), (186, 2084862), (234, 1657198), (279, 1389908), (372, 1042431), (403, 962244), (468, 828599), (558, 694954), (806, 481122), (1116, 347477), (1209, 320748), (1612, 240561), (2418, 160374), (3627, 106916), (4836, 80187), (7254, 53458), (14508, 26729)]