521009008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{19121}}^1$

素因数の和:19273

約数の個数: 40

約数和(自身を含む): 1095461136

約数和(自身を除く): 574452128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 131, 208, 262, 524, 1048, 1703, 2096, 3406, 6812, 13624, 19121, 27248, 38242, 76484, 152968, 248573, 305936, 497146, 994292, 1988584, 2504851, 3977168, 5009702, 10019404, 20038808, 32563063, 40077616, 65126126, 130252252, 260504504, 521009008]

約数ペア:

[(1, 521009008), (2, 260504504), (4, 130252252), (8, 65126126), (13, 40077616), (16, 32563063), (26, 20038808), (52, 10019404), (104, 5009702), (131, 3977168), (208, 2504851), (262, 1988584), (524, 994292), (1048, 497146), (1703, 305936), (2096, 248573), (3406, 152968), (6812, 76484), (13624, 38242), (19121, 27248)]