28425216

素因数分解:

$2^{10}\times 3^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:529

約数の個数: 88

約数和(自身を含む): 79914880

約数和(自身を除く): 51489664

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 256, 304, 384, 456, 487, 512, 608, 768, 912, 974, 1024, 1216, 1461, 1536, 1824, 1948, 2432, 2922, 3072, 3648, 3896, 4864, 5844, 7296, 7792, 9253, 9728, 11688, 14592, 15584, 18506, 19456, 23376, 27759, 29184, 31168, 37012, 46752, 55518, 58368, 62336, 74024, 93504, 111036, 124672, 148048, 187008, 222072, 249344, 296096, 374016, 444144, 498688, 592192, 748032, 888288, 1184384, 1496064, 1776576, 2368768, 3553152, 4737536, 7106304, 9475072, 14212608, 28425216]

約数ペア:

[(1, 28425216), (2, 14212608), (3, 9475072), (4, 7106304), (6, 4737536), (8, 3553152), (12, 2368768), (16, 1776576), (19, 1496064), (24, 1184384), (32, 888288), (38, 748032), (48, 592192), (57, 498688), (64, 444144), (76, 374016), (96, 296096), (114, 249344), (128, 222072), (152, 187008), (192, 148048), (228, 124672), (256, 111036), (304, 93504), (384, 74024), (456, 62336), (487, 58368), (512, 55518), (608, 46752), (768, 37012), (912, 31168), (974, 29184), (1024, 27759), (1216, 23376), (1461, 19456), (1536, 18506), (1824, 15584), (1948, 14592), (2432, 11688), (2922, 9728), (3072, 9253), (3648, 7792), (3896, 7296), (4864, 5844)]