855834

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:131

約数の個数: 48

約数和(自身を含む): 2068416

約数和(自身を除く): 1212582

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 49, 71, 82, 98, 123, 142, 147, 213, 246, 287, 294, 426, 497, 574, 861, 994, 1491, 1722, 2009, 2911, 2982, 3479, 4018, 5822, 6027, 6958, 8733, 10437, 12054, 17466, 20377, 20874, 40754, 61131, 122262, 142639, 285278, 427917, 855834]

約数ペア:

[(1, 855834), (2, 427917), (3, 285278), (6, 142639), (7, 122262), (14, 61131), (21, 40754), (41, 20874), (42, 20377), (49, 17466), (71, 12054), (82, 10437), (98, 8733), (123, 6958), (142, 6027), (147, 5822), (213, 4018), (246, 3479), (287, 2982), (294, 2911), (426, 2009), (497, 1722), (574, 1491), (861, 994)]