129257478

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{341951}}^1$

素因数の和:341969

約数の個数: 32

約数和(自身を含む): 328273920

約数和(自身を除く): 199016442

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 341951, 683902, 1025853, 2051706, 2393657, 3077559, 4787314, 6155118, 7180971, 9232677, 14361942, 18465354, 21542913, 43085826, 64628739, 129257478]

約数ペア:

[(1, 129257478), (2, 64628739), (3, 43085826), (6, 21542913), (7, 18465354), (9, 14361942), (14, 9232677), (18, 7180971), (21, 6155118), (27, 4787314), (42, 3077559), (54, 2393657), (63, 2051706), (126, 1025853), (189, 683902), (378, 341951)]