7257138

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1319}}^1$

素因数の和:1462

約数の個数: 32

約数和(自身を含む): 16727040

約数和(自身を除く): 9469902

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 131, 262, 393, 786, 917, 1319, 1834, 2638, 2751, 3957, 5502, 7914, 9233, 18466, 27699, 55398, 172789, 345578, 518367, 1036734, 1209523, 2419046, 3628569, 7257138]

約数ペア:

[(1, 7257138), (2, 3628569), (3, 2419046), (6, 1209523), (7, 1036734), (14, 518367), (21, 345578), (42, 172789), (131, 55398), (262, 27699), (393, 18466), (786, 9233), (917, 7914), (1319, 5502), (1834, 3957), (2638, 2751)]