163245313

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 217183680

約数和(自身を除く): 53938367

約数列:

[1, 7, 11, 41, 49, 77, 83, 89, 287, 451, 539, 581, 623, 913, 979, 2009, 3157, 3403, 3649, 4067, 4361, 6391, 6853, 7387, 22099, 23821, 25543, 37433, 40139, 44737, 47971, 51709, 81257, 166747, 178801, 262031, 280973, 302867, 361963, 568799, 1834217, 1966811, 2120069, 3331537, 3981593, 14840483, 23320759, 163245313]

約数ペア:

[(1, 163245313), (7, 23320759), (11, 14840483), (41, 3981593), (49, 3331537), (77, 2120069), (83, 1966811), (89, 1834217), (287, 568799), (451, 361963), (539, 302867), (581, 280973), (623, 262031), (913, 178801), (979, 166747), (2009, 81257), (3157, 51709), (3403, 47971), (3649, 44737), (4067, 40139), (4361, 37433), (6391, 25543), (6853, 23821), (7387, 22099)]