28472704

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 62203680

約数和(自身を除く): 33730976

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 71, 104, 128, 142, 208, 241, 284, 416, 482, 568, 832, 923, 964, 1136, 1664, 1846, 1928, 2272, 3133, 3692, 3856, 4544, 6266, 7384, 7712, 9088, 12532, 14768, 15424, 17111, 25064, 29536, 30848, 34222, 50128, 59072, 68444, 100256, 118144, 136888, 200512, 222443, 273776, 401024, 444886, 547552, 889772, 1095104, 1779544, 2190208, 3559088, 7118176, 14236352, 28472704]

約数ペア:

[(1, 28472704), (2, 14236352), (4, 7118176), (8, 3559088), (13, 2190208), (16, 1779544), (26, 1095104), (32, 889772), (52, 547552), (64, 444886), (71, 401024), (104, 273776), (128, 222443), (142, 200512), (208, 136888), (241, 118144), (284, 100256), (416, 68444), (482, 59072), (568, 50128), (832, 34222), (923, 30848), (964, 29536), (1136, 25064), (1664, 17111), (1846, 15424), (1928, 14768), (2272, 12532), (3133, 9088), (3692, 7712), (3856, 7384), (4544, 6266)]