668839364

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{75083}}^1$

素因数の和:75235

約数の個数: 24

約数和(自身を含む): 1248797088

約数和(自身を除く): 579957724

約数列:

[1, 2, 4, 17, 34, 68, 131, 262, 524, 2227, 4454, 8908, 75083, 150166, 300332, 1276411, 2552822, 5105644, 9835873, 19671746, 39343492, 167209841, 334419682, 668839364]

約数ペア:

[(1, 668839364), (2, 334419682), (4, 167209841), (17, 39343492), (34, 19671746), (68, 9835873), (131, 5105644), (262, 2552822), (524, 1276411), (2227, 300332), (4454, 150166), (8908, 75083)]