27818936

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 58164480

約数和(自身を除く): 30345544

約数列:

[1, 2, 4, 8, 17, 34, 43, 67, 68, 71, 86, 134, 136, 142, 172, 268, 284, 344, 536, 568, 731, 1139, 1207, 1462, 2278, 2414, 2881, 2924, 3053, 4556, 4757, 4828, 5762, 5848, 6106, 9112, 9514, 9656, 11524, 12212, 19028, 23048, 24424, 38056, 48977, 51901, 80869, 97954, 103802, 161738, 195908, 204551, 207604, 323476, 391816, 409102, 415208, 646952, 818204, 1636408, 3477367, 6954734, 13909468, 27818936]

約数ペア:

[(1, 27818936), (2, 13909468), (4, 6954734), (8, 3477367), (17, 1636408), (34, 818204), (43, 646952), (67, 415208), (68, 409102), (71, 391816), (86, 323476), (134, 207604), (136, 204551), (142, 195908), (172, 161738), (268, 103802), (284, 97954), (344, 80869), (536, 51901), (568, 48977), (731, 38056), (1139, 24424), (1207, 23048), (1462, 19028), (2278, 12212), (2414, 11524), (2881, 9656), (2924, 9514), (3053, 9112), (4556, 6106), (4757, 5848), (4828, 5762)]