28732184

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{641}}^1$

素因数の和:1091

約数の個数: 32

約数和(自身を含む): 58242240

約数和(自身を除く): 29510056

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 431, 641, 862, 1282, 1724, 2564, 3448, 5128, 5603, 8333, 11206, 16666, 22412, 33332, 44824, 66664, 276271, 552542, 1105084, 2210168, 3591523, 7183046, 14366092, 28732184]

約数ペア:

[(1, 28732184), (2, 14366092), (4, 7183046), (8, 3591523), (13, 2210168), (26, 1105084), (52, 552542), (104, 276271), (431, 66664), (641, 44824), (862, 33332), (1282, 22412), (1724, 16666), (2564, 11206), (3448, 8333), (5128, 5603)]