180057787

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 227763200

約数和(自身を除く): 47705413

約数列:

[1, 7, 13, 61, 91, 163, 199, 427, 793, 1141, 1393, 2119, 2587, 5551, 9943, 12139, 14833, 18109, 32437, 69601, 84973, 129259, 157807, 227059, 421681, 904813, 1104649, 1978657, 2951767, 13850599, 25722541, 180057787]

約数ペア:

[(1, 180057787), (7, 25722541), (13, 13850599), (61, 2951767), (91, 1978657), (163, 1104649), (199, 904813), (427, 421681), (793, 227059), (1141, 157807), (1393, 129259), (2119, 84973), (2587, 69601), (5551, 32437), (9943, 18109), (12139, 14833)]