25571187

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:400

約数の個数: 32

約数和(自身を含む): 39567360

約数和(自身を除く): 13996173

約数列:

[1, 3, 9, 27, 31, 93, 137, 223, 279, 411, 669, 837, 1233, 2007, 3699, 4247, 6021, 6913, 12741, 20739, 30551, 38223, 62217, 91653, 114669, 186651, 274959, 824877, 947081, 2841243, 8523729, 25571187]

約数ペア:

[(1, 25571187), (3, 8523729), (9, 2841243), (27, 947081), (31, 824877), (93, 274959), (137, 186651), (223, 114669), (279, 91653), (411, 62217), (669, 38223), (837, 30551), (1233, 20739), (2007, 12741), (3699, 6913), (4247, 6021)]