131439304

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{2111}}^1$

素因数の和:2341

約数の個数: 32

約数和(自身を含む): 253693440

約数和(自身を除く): 122254136

約数列:

[1, 2, 4, 8, 43, 86, 172, 181, 344, 362, 724, 1448, 2111, 4222, 7783, 8444, 15566, 16888, 31132, 62264, 90773, 181546, 363092, 382091, 726184, 764182, 1528364, 3056728, 16429913, 32859826, 65719652, 131439304]

約数ペア:

[(1, 131439304), (2, 65719652), (4, 32859826), (8, 16429913), (43, 3056728), (86, 1528364), (172, 764182), (181, 726184), (344, 382091), (362, 363092), (724, 181546), (1448, 90773), (2111, 62264), (4222, 31132), (7783, 16888), (8444, 15566)]