81491652

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2819}}^1$

素因数の和:2913

約数の個数: 72

約数和(自身を含む): 227878560

約数和(自身を除く): 146386908

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 73, 99, 132, 146, 198, 219, 292, 396, 438, 657, 803, 876, 1314, 1606, 2409, 2628, 2819, 3212, 4818, 5638, 7227, 8457, 9636, 11276, 14454, 16914, 25371, 28908, 31009, 33828, 50742, 62018, 93027, 101484, 124036, 186054, 205787, 279081, 372108, 411574, 558162, 617361, 823148, 1116324, 1234722, 1852083, 2263657, 2469444, 3704166, 4527314, 6790971, 7408332, 9054628, 13581942, 20372913, 27163884, 40745826, 81491652]

約数ペア:

[(1, 81491652), (2, 40745826), (3, 27163884), (4, 20372913), (6, 13581942), (9, 9054628), (11, 7408332), (12, 6790971), (18, 4527314), (22, 3704166), (33, 2469444), (36, 2263657), (44, 1852083), (66, 1234722), (73, 1116324), (99, 823148), (132, 617361), (146, 558162), (198, 411574), (219, 372108), (292, 279081), (396, 205787), (438, 186054), (657, 124036), (803, 101484), (876, 93027), (1314, 62018), (1606, 50742), (2409, 33828), (2628, 31009), (2819, 28908), (3212, 25371), (4818, 16914), (5638, 14454), (7227, 11276), (8457, 9636)]