813979504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{29873}}^1$

素因数の和:30025

約数の個数: 40

約数和(自身を含む): 1711421712

約数和(自身を除く): 897442208

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 131, 208, 262, 524, 1048, 1703, 2096, 3406, 6812, 13624, 27248, 29873, 59746, 119492, 238984, 388349, 477968, 776698, 1553396, 3106792, 3913363, 6213584, 7826726, 15653452, 31306904, 50873719, 62613808, 101747438, 203494876, 406989752, 813979504]

約数ペア:

[(1, 813979504), (2, 406989752), (4, 203494876), (8, 101747438), (13, 62613808), (16, 50873719), (26, 31306904), (52, 15653452), (104, 7826726), (131, 6213584), (208, 3913363), (262, 3106792), (524, 1553396), (1048, 776698), (1703, 477968), (2096, 388349), (3406, 238984), (6812, 119492), (13624, 59746), (27248, 29873)]