221551137807

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{241}}^1\times {\mathrm{18757}}^1$

素因数の和:19080

約数の個数: 48

約数和(自身を含む): 324551516256

約数和(自身を除く): 103000378449

約数列:

[1, 3, 17, 31, 51, 93, 241, 527, 723, 961, 1581, 2883, 4097, 7471, 12291, 16337, 18757, 22413, 49011, 56271, 127007, 231601, 318869, 381021, 581467, 694803, 956607, 1744401, 3937217, 4520437, 9884939, 11811651, 13561311, 18025477, 29654817, 54076431, 76847429, 140133547, 230542287, 306433109, 420400641, 919299327, 2382270299, 4344139957, 7146810897, 13032419871, 73850379269, 221551137807]

約数ペア:

[(1, 221551137807), (3, 73850379269), (17, 13032419871), (31, 7146810897), (51, 4344139957), (93, 2382270299), (241, 919299327), (527, 420400641), (723, 306433109), (961, 230542287), (1581, 140133547), (2883, 76847429), (4097, 54076431), (7471, 29654817), (12291, 18025477), (16337, 13561311), (18757, 11811651), (22413, 9884939), (49011, 4520437), (56271, 3937217), (127007, 1744401), (231601, 956607), (318869, 694803), (381021, 581467)]