215513656

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{2711}}^1$

素因数の和:3259

約数の個数: 32

約数和(自身を含む): 426326400

約数和(自身を除く): 210812744

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 523, 1046, 2092, 2711, 4184, 5422, 9937, 10844, 19874, 21688, 39748, 51509, 79496, 103018, 206036, 412072, 1417853, 2835706, 5671412, 11342824, 26939207, 53878414, 107756828, 215513656]

約数ペア:

[(1, 215513656), (2, 107756828), (4, 53878414), (8, 26939207), (19, 11342824), (38, 5671412), (76, 2835706), (152, 1417853), (523, 412072), (1046, 206036), (2092, 103018), (2711, 79496), (4184, 51509), (5422, 39748), (9937, 21688), (10844, 19874)]