81220392

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{102551}}^1$

素因数の和:102574

約数の個数: 48

約数和(自身を含む): 239971680

約数和(自身を除く): 158751288

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 102551, 205102, 307653, 410204, 615306, 820408, 922959, 1128061, 1230612, 1845918, 2256122, 2461224, 3384183, 3691836, 4512244, 6768366, 7383672, 9024488, 10152549, 13536732, 20305098, 27073464, 40610196, 81220392]

約数ペア:

[(1, 81220392), (2, 40610196), (3, 27073464), (4, 20305098), (6, 13536732), (8, 10152549), (9, 9024488), (11, 7383672), (12, 6768366), (18, 4512244), (22, 3691836), (24, 3384183), (33, 2461224), (36, 2256122), (44, 1845918), (66, 1230612), (72, 1128061), (88, 922959), (99, 820408), (132, 615306), (198, 410204), (264, 307653), (396, 205102), (792, 102551)]