8912988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 26059488

約数和(自身を除く): 17146500

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 113, 126, 226, 252, 313, 339, 452, 626, 678, 791, 939, 1017, 1252, 1356, 1582, 1878, 2034, 2191, 2373, 2817, 3164, 3756, 4068, 4382, 4746, 5634, 6573, 7119, 8764, 9492, 11268, 13146, 14238, 19719, 26292, 28476, 35369, 39438, 70738, 78876, 106107, 141476, 212214, 247583, 318321, 424428, 495166, 636642, 742749, 990332, 1273284, 1485498, 2228247, 2970996, 4456494, 8912988]

約数ペア:

[(1, 8912988), (2, 4456494), (3, 2970996), (4, 2228247), (6, 1485498), (7, 1273284), (9, 990332), (12, 742749), (14, 636642), (18, 495166), (21, 424428), (28, 318321), (36, 247583), (42, 212214), (63, 141476), (84, 106107), (113, 78876), (126, 70738), (226, 39438), (252, 35369), (313, 28476), (339, 26292), (452, 19719), (626, 14238), (678, 13146), (791, 11268), (939, 9492), (1017, 8764), (1252, 7119), (1356, 6573), (1582, 5634), (1878, 4746), (2034, 4382), (2191, 4068), (2373, 3756), (2817, 3164)]