25214553

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1811}}^1$

素因数の和:1854

約数の個数: 48

約数和(自身を含む): 47488896

約数和(自身を除く): 22274343

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 357, 663, 819, 1071, 1547, 1811, 1989, 4641, 5433, 12677, 13923, 16299, 23543, 30787, 38031, 70629, 92361, 114093, 164801, 211887, 215509, 277083, 400231, 494403, 646527, 1200693, 1483209, 1939581, 2801617, 3602079, 8404851, 25214553]

約数ペア:

[(1, 25214553), (3, 8404851), (7, 3602079), (9, 2801617), (13, 1939581), (17, 1483209), (21, 1200693), (39, 646527), (51, 494403), (63, 400231), (91, 277083), (117, 215509), (119, 211887), (153, 164801), (221, 114093), (273, 92361), (357, 70629), (663, 38031), (819, 30787), (1071, 23543), (1547, 16299), (1811, 13923), (1989, 12677), (4641, 5433)]