780389998

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{167}}^2\times {\mathrm{823}}^1$

素因数の和:1176

約数の個数: 24

約数和(自身を含む): 1248424272

約数和(自身を除く): 468034274

約数列:

[1, 2, 17, 34, 167, 334, 823, 1646, 2839, 5678, 13991, 27889, 27982, 55778, 137441, 274882, 474113, 948226, 2336497, 4672994, 22952647, 45905294, 390194999, 780389998]

約数ペア:

[(1, 780389998), (2, 390194999), (17, 45905294), (34, 22952647), (167, 4672994), (334, 2336497), (823, 948226), (1646, 474113), (2839, 274882), (5678, 137441), (13991, 55778), (27889, 27982)]