439370984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{1373}}^1$

素因数の和:1590

約数の個数: 64

約数和(自身を含む): 945257040

約数和(自身を除く): 505886056

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 181, 221, 362, 442, 724, 884, 1373, 1448, 1768, 2353, 2746, 3077, 4706, 5492, 6154, 9412, 10984, 12308, 17849, 18824, 23341, 24616, 35698, 40001, 46682, 71396, 80002, 93364, 142792, 160004, 186728, 248513, 303433, 320008, 497026, 606866, 994052, 1213732, 1988104, 2427464, 3230669, 4224721, 6461338, 8449442, 12922676, 16898884, 25845352, 33797768, 54921373, 109842746, 219685492, 439370984]

約数ペア:

[(1, 439370984), (2, 219685492), (4, 109842746), (8, 54921373), (13, 33797768), (17, 25845352), (26, 16898884), (34, 12922676), (52, 8449442), (68, 6461338), (104, 4224721), (136, 3230669), (181, 2427464), (221, 1988104), (362, 1213732), (442, 994052), (724, 606866), (884, 497026), (1373, 320008), (1448, 303433), (1768, 248513), (2353, 186728), (2746, 160004), (3077, 142792), (4706, 93364), (5492, 80002), (6154, 71396), (9412, 46682), (10984, 40001), (12308, 35698), (17849, 24616), (18824, 23341)]