81973026

素因数分解:

$2^1\times 3^3\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:380

約数の個数: 64

約数和(自身を含む): 187353600

約数和(自身を除く): 105380574

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 67, 134, 139, 163, 201, 278, 326, 402, 417, 489, 603, 834, 978, 1206, 1251, 1467, 1809, 2502, 2934, 3618, 3753, 4401, 7506, 8802, 9313, 10921, 18626, 21842, 22657, 27939, 32763, 45314, 55878, 65526, 67971, 83817, 98289, 135942, 167634, 196578, 203913, 251451, 294867, 407826, 502902, 589734, 611739, 1223478, 1518019, 3036038, 4554057, 9108114, 13662171, 27324342, 40986513, 81973026]

約数ペア:

[(1, 81973026), (2, 40986513), (3, 27324342), (6, 13662171), (9, 9108114), (18, 4554057), (27, 3036038), (54, 1518019), (67, 1223478), (134, 611739), (139, 589734), (163, 502902), (201, 407826), (278, 294867), (326, 251451), (402, 203913), (417, 196578), (489, 167634), (603, 135942), (834, 98289), (978, 83817), (1206, 67971), (1251, 65526), (1467, 55878), (1809, 45314), (2502, 32763), (2934, 27939), (3618, 22657), (3753, 21842), (4401, 18626), (7506, 10921), (8802, 9313)]