217987598

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{313}}^1$

素因数の和:632

約数の個数: 32

約数和(自身を含む): 347258880

約数和(自身を除く): 129271282

約数列:

[1, 2, 31, 47, 62, 94, 239, 313, 478, 626, 1457, 2914, 7409, 9703, 11233, 14711, 14818, 19406, 22466, 29422, 74807, 149614, 348223, 456041, 696446, 912082, 2319017, 3515929, 4638034, 7031858, 108993799, 217987598]

約数ペア:

[(1, 217987598), (2, 108993799), (31, 7031858), (47, 4638034), (62, 3515929), (94, 2319017), (239, 912082), (313, 696446), (478, 456041), (626, 348223), (1457, 149614), (2914, 74807), (7409, 29422), (9703, 22466), (11233, 19406), (14711, 14818)]