81445176

素因数分解:

$2^3\times 3^4\times {\mathrm{125687}}^1$

素因数の和:125705

約数の個数: 40

約数和(自身を含む): 228123720

約数和(自身を除く): 146678544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 125687, 251374, 377061, 502748, 754122, 1005496, 1131183, 1508244, 2262366, 3016488, 3393549, 4524732, 6787098, 9049464, 10180647, 13574196, 20361294, 27148392, 40722588, 81445176]

約数ペア:

[(1, 81445176), (2, 40722588), (3, 27148392), (4, 20361294), (6, 13574196), (8, 10180647), (9, 9049464), (12, 6787098), (18, 4524732), (24, 3393549), (27, 3016488), (36, 2262366), (54, 1508244), (72, 1131183), (81, 1005496), (108, 754122), (162, 502748), (216, 377061), (324, 251374), (648, 125687)]