2178774808

素因数分解:

$2^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{326947}}^1$

素因数の和:326984

約数の個数: 48

約数和(自身を含む): 5031729720

約数和(自身を除く): 2852954912

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 49, 56, 68, 98, 119, 136, 196, 238, 392, 476, 833, 952, 1666, 3332, 6664, 326947, 653894, 1307788, 2288629, 2615576, 4577258, 5558099, 9154516, 11116198, 16020403, 18309032, 22232396, 32040806, 38906693, 44464792, 64081612, 77813386, 128163224, 155626772, 272346851, 311253544, 544693702, 1089387404, 2178774808]

約数ペア:

[(1, 2178774808), (2, 1089387404), (4, 544693702), (7, 311253544), (8, 272346851), (14, 155626772), (17, 128163224), (28, 77813386), (34, 64081612), (49, 44464792), (56, 38906693), (68, 32040806), (98, 22232396), (119, 18309032), (136, 16020403), (196, 11116198), (238, 9154516), (392, 5558099), (476, 4577258), (833, 2615576), (952, 2288629), (1666, 1307788), (3332, 653894), (6664, 326947)]