1338216

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 3775680

約数和(自身を除く): 2437464

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 37, 44, 66, 74, 88, 111, 132, 137, 148, 222, 264, 274, 296, 407, 411, 444, 548, 814, 822, 888, 1096, 1221, 1507, 1628, 1644, 2442, 3014, 3256, 3288, 4521, 4884, 5069, 6028, 9042, 9768, 10138, 12056, 15207, 18084, 20276, 30414, 36168, 40552, 55759, 60828, 111518, 121656, 167277, 223036, 334554, 446072, 669108, 1338216]

約数ペア:

[(1, 1338216), (2, 669108), (3, 446072), (4, 334554), (6, 223036), (8, 167277), (11, 121656), (12, 111518), (22, 60828), (24, 55759), (33, 40552), (37, 36168), (44, 30414), (66, 20276), (74, 18084), (88, 15207), (111, 12056), (132, 10138), (137, 9768), (148, 9042), (222, 6028), (264, 5069), (274, 4884), (296, 4521), (407, 3288), (411, 3256), (444, 3014), (548, 2442), (814, 1644), (822, 1628), (888, 1507), (1096, 1221)]