81239496

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{11321}}^1$

素因数の和:11366

約数の個数: 64

約数和(自身を含む): 228251520

約数和(自身を除く): 147012024

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 69, 78, 92, 104, 138, 156, 184, 276, 299, 312, 552, 598, 897, 1196, 1794, 2392, 3588, 7176, 11321, 22642, 33963, 45284, 67926, 90568, 135852, 147173, 260383, 271704, 294346, 441519, 520766, 588692, 781149, 883038, 1041532, 1177384, 1562298, 1766076, 2083064, 3124596, 3384979, 3532152, 6249192, 6769958, 10154937, 13539916, 20309874, 27079832, 40619748, 81239496]

約数ペア:

[(1, 81239496), (2, 40619748), (3, 27079832), (4, 20309874), (6, 13539916), (8, 10154937), (12, 6769958), (13, 6249192), (23, 3532152), (24, 3384979), (26, 3124596), (39, 2083064), (46, 1766076), (52, 1562298), (69, 1177384), (78, 1041532), (92, 883038), (104, 781149), (138, 588692), (156, 520766), (184, 441519), (276, 294346), (299, 271704), (312, 260383), (552, 147173), (598, 135852), (897, 90568), (1196, 67926), (1794, 45284), (2392, 33963), (3588, 22642), (7176, 11321)]