216947073

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{10259}}^1$

素因数の和:10341

約数の個数: 32

約数和(自身を含む): 354585600

約数和(自身を除く): 137638527

約数列:

[1, 3, 7, 19, 21, 53, 57, 133, 159, 371, 399, 1007, 1113, 3021, 7049, 10259, 21147, 30777, 71813, 194921, 215439, 543727, 584763, 1364447, 1631181, 3806089, 4093341, 10330813, 11418267, 30992439, 72315691, 216947073]

約数ペア:

[(1, 216947073), (3, 72315691), (7, 30992439), (19, 11418267), (21, 10330813), (53, 4093341), (57, 3806089), (133, 1631181), (159, 1364447), (371, 584763), (399, 543727), (1007, 215439), (1113, 194921), (3021, 71813), (7049, 30777), (10259, 21147)]