25804949079

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{359}}^1\times {\mathrm{937}}^1$

素因数の和:1600

約数の個数: 64

約数和(自身を含む): 42661140480

約数和(自身を除く): 16856191401

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 281, 359, 843, 937, 1077, 1967, 2513, 2811, 3653, 4667, 5901, 6559, 7539, 10959, 12181, 14001, 19677, 25571, 32669, 36543, 76713, 85267, 98007, 100879, 255801, 263297, 302637, 336383, 706153, 789891, 1009149, 1311427, 1843079, 2118459, 2354681, 3422861, 3934281, 4372979, 5529237, 7064043, 9179989, 10268583, 13118937, 23960027, 27539967, 30610853, 71880081, 91832559, 94523623, 283570869, 661665361, 1228807099, 1984996083, 3686421297, 8601649693, 25804949079]

約数ペア:

[(1, 25804949079), (3, 8601649693), (7, 3686421297), (13, 1984996083), (21, 1228807099), (39, 661665361), (91, 283570869), (273, 94523623), (281, 91832559), (359, 71880081), (843, 30610853), (937, 27539967), (1077, 23960027), (1967, 13118937), (2513, 10268583), (2811, 9179989), (3653, 7064043), (4667, 5529237), (5901, 4372979), (6559, 3934281), (7539, 3422861), (10959, 2354681), (12181, 2118459), (14001, 1843079), (19677, 1311427), (25571, 1009149), (32669, 789891), (36543, 706153), (76713, 336383), (85267, 302637), (98007, 263297), (100879, 255801)]