131419548

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{280811}}^1$

素因数の和:280834

約数の個数: 36

約数和(自身を含む): 357754488

約数和(自身を除く): 226334940

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 280811, 561622, 842433, 1123244, 1684866, 2527299, 3369732, 3650543, 5054598, 7301086, 10109196, 10951629, 14602172, 21903258, 32854887, 43806516, 65709774, 131419548]

約数ペア:

[(1, 131419548), (2, 65709774), (3, 43806516), (4, 32854887), (6, 21903258), (9, 14602172), (12, 10951629), (13, 10109196), (18, 7301086), (26, 5054598), (36, 3650543), (39, 3369732), (52, 2527299), (78, 1684866), (117, 1123244), (156, 842433), (234, 561622), (468, 280811)]