81211872

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{120851}}^1$

素因数の和:120871

約数の個数: 48

約数和(自身を含む): 243637632

約数和(自身を除く): 162425760

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 120851, 241702, 362553, 483404, 725106, 845957, 966808, 1450212, 1691914, 1933616, 2537871, 2900424, 3383828, 3867232, 5075742, 5800848, 6767656, 10151484, 11601696, 13535312, 20302968, 27070624, 40605936, 81211872]

約数ペア:

[(1, 81211872), (2, 40605936), (3, 27070624), (4, 20302968), (6, 13535312), (7, 11601696), (8, 10151484), (12, 6767656), (14, 5800848), (16, 5075742), (21, 3867232), (24, 3383828), (28, 2900424), (32, 2537871), (42, 1933616), (48, 1691914), (56, 1450212), (84, 966808), (96, 845957), (112, 725106), (168, 483404), (224, 362553), (336, 241702), (672, 120851)]