1591901392

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{31121}}^1$

素因数の和:31291

約数の個数: 40

約数和(自身を含む): 3241667520

約数和(自身を除く): 1649766128

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 139, 184, 278, 368, 556, 1112, 2224, 3197, 6394, 12788, 25576, 31121, 51152, 62242, 124484, 248968, 497936, 715783, 1431566, 2863132, 4325819, 5726264, 8651638, 11452528, 17303276, 34606552, 69213104, 99493837, 198987674, 397975348, 795950696, 1591901392]

約数ペア:

[(1, 1591901392), (2, 795950696), (4, 397975348), (8, 198987674), (16, 99493837), (23, 69213104), (46, 34606552), (92, 17303276), (139, 11452528), (184, 8651638), (278, 5726264), (368, 4325819), (556, 2863132), (1112, 1431566), (2224, 715783), (3197, 497936), (6394, 248968), (12788, 124484), (25576, 62242), (31121, 51152)]