215727848

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{467}}^1$

素因数の和:666

約数の個数: 64

約数和(自身を含む): 473765760

約数和(自身を除く): 258037912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 113, 146, 226, 292, 452, 467, 511, 584, 791, 904, 934, 1022, 1582, 1868, 2044, 3164, 3269, 3736, 4088, 6328, 6538, 8249, 13076, 16498, 26152, 32996, 34091, 52771, 57743, 65992, 68182, 105542, 115486, 136364, 211084, 230972, 238637, 272728, 369397, 422168, 461944, 477274, 738794, 954548, 1477588, 1909096, 2955176, 3852283, 7704566, 15409132, 26965981, 30818264, 53931962, 107863924, 215727848]

約数ペア:

[(1, 215727848), (2, 107863924), (4, 53931962), (7, 30818264), (8, 26965981), (14, 15409132), (28, 7704566), (56, 3852283), (73, 2955176), (113, 1909096), (146, 1477588), (226, 954548), (292, 738794), (452, 477274), (467, 461944), (511, 422168), (584, 369397), (791, 272728), (904, 238637), (934, 230972), (1022, 211084), (1582, 136364), (1868, 115486), (2044, 105542), (3164, 68182), (3269, 65992), (3736, 57743), (4088, 52771), (6328, 34091), (6538, 32996), (8249, 26152), (13076, 16498)]