237863494

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{661}}^1\times {\mathrm{1487}}^1$

素因数の和:2172

約数の個数: 24

約数和(自身を含む): 393037344

約数和(自身を除く): 155173850

約数列:

[1, 2, 11, 22, 121, 242, 661, 1322, 1487, 2974, 7271, 14542, 16357, 32714, 79981, 159962, 179927, 359854, 982907, 1965814, 10811977, 21623954, 118931747, 237863494]

約数ペア:

[(1, 237863494), (2, 118931747), (11, 21623954), (22, 10811977), (121, 1965814), (242, 982907), (661, 359854), (1322, 179927), (1487, 159962), (2974, 79981), (7271, 32714), (14542, 16357)]