77278605

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{1031}}^1$

素因数の和:1321

約数の個数: 32

約数和(自身を含む): 130775040

約数和(自身を除く): 53496435

約数列:

[1, 3, 5, 15, 19, 57, 95, 263, 285, 789, 1031, 1315, 3093, 3945, 4997, 5155, 14991, 15465, 19589, 24985, 58767, 74955, 97945, 271153, 293835, 813459, 1355765, 4067295, 5151907, 15455721, 25759535, 77278605]

約数ペア:

[(1, 77278605), (3, 25759535), (5, 15455721), (15, 5151907), (19, 4067295), (57, 1355765), (95, 813459), (263, 293835), (285, 271153), (789, 97945), (1031, 74955), (1315, 58767), (3093, 24985), (3945, 19589), (4997, 15465), (5155, 14991)]