821482922

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 1405071360

約数和(自身を除く): 583588438

約数列:

[1, 2, 13, 26, 43, 71, 79, 86, 131, 142, 158, 262, 559, 923, 1027, 1118, 1703, 1846, 2054, 3053, 3397, 3406, 5609, 5633, 6106, 6794, 9301, 10349, 11218, 11266, 18602, 20698, 39689, 44161, 72917, 73229, 79378, 88322, 120913, 134537, 145834, 146458, 241187, 241826, 269074, 399943, 445007, 482374, 734779, 799886, 890014, 1469558, 3135431, 5199259, 5785091, 6270862, 9552127, 10398518, 11570182, 19104254, 31595497, 63190994, 410741461, 821482922]

約数ペア:

[(1, 821482922), (2, 410741461), (13, 63190994), (26, 31595497), (43, 19104254), (71, 11570182), (79, 10398518), (86, 9552127), (131, 6270862), (142, 5785091), (158, 5199259), (262, 3135431), (559, 1469558), (923, 890014), (1027, 799886), (1118, 734779), (1703, 482374), (1846, 445007), (2054, 399943), (3053, 269074), (3397, 241826), (3406, 241187), (5609, 146458), (5633, 145834), (6106, 134537), (6794, 120913), (9301, 88322), (10349, 79378), (11218, 73229), (11266, 72917), (18602, 44161), (20698, 39689)]