217397584

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{1289}}^1$

素因数の和:1507

約数の個数: 40

約数和(自身を含む): 429972480

約数和(自身を除く): 212574896

約数列:

[1, 2, 4, 8, 16, 83, 127, 166, 254, 332, 508, 664, 1016, 1289, 1328, 2032, 2578, 5156, 10312, 10541, 20624, 21082, 42164, 84328, 106987, 163703, 168656, 213974, 327406, 427948, 654812, 855896, 1309624, 1711792, 2619248, 13587349, 27174698, 54349396, 108698792, 217397584]

約数ペア:

[(1, 217397584), (2, 108698792), (4, 54349396), (8, 27174698), (16, 13587349), (83, 2619248), (127, 1711792), (166, 1309624), (254, 855896), (332, 654812), (508, 427948), (664, 327406), (1016, 213974), (1289, 168656), (1328, 163703), (2032, 106987), (2578, 84328), (5156, 42164), (10312, 21082), (10541, 20624)]