172944784

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{809}}^1$

素因数の和:1279

約数の個数: 40

約数和(自身を含む): 347120640

約数和(自身を除く): 174175856

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 431, 496, 809, 862, 1618, 1724, 3236, 3448, 6472, 6896, 12944, 13361, 25079, 26722, 50158, 53444, 100316, 106888, 200632, 213776, 348679, 401264, 697358, 1394716, 2789432, 5578864, 10809049, 21618098, 43236196, 86472392, 172944784]

約数ペア:

[(1, 172944784), (2, 86472392), (4, 43236196), (8, 21618098), (16, 10809049), (31, 5578864), (62, 2789432), (124, 1394716), (248, 697358), (431, 401264), (496, 348679), (809, 213776), (862, 200632), (1618, 106888), (1724, 100316), (3236, 53444), (3448, 50158), (6472, 26722), (6896, 25079), (12944, 13361)]