208961004

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{31489}}^1$

素因数の和:31582

約数の個数: 48

約数和(自身を含む): 564300800

約数和(自身を除く): 355339796

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 158, 237, 316, 474, 553, 948, 1106, 1659, 2212, 3318, 6636, 31489, 62978, 94467, 125956, 188934, 220423, 377868, 440846, 661269, 881692, 1322538, 2487631, 2645076, 4975262, 7462893, 9950524, 14925786, 17413417, 29851572, 34826834, 52240251, 69653668, 104480502, 208961004]

約数ペア:

[(1, 208961004), (2, 104480502), (3, 69653668), (4, 52240251), (6, 34826834), (7, 29851572), (12, 17413417), (14, 14925786), (21, 9950524), (28, 7462893), (42, 4975262), (79, 2645076), (84, 2487631), (158, 1322538), (237, 881692), (316, 661269), (474, 440846), (553, 377868), (948, 220423), (1106, 188934), (1659, 125956), (2212, 94467), (3318, 62978), (6636, 31489)]