255355902

素因数分解:

$2^1\times 3^4\times {\mathrm{71}}^1\times {\mathrm{149}}^2$

素因数の和:383

約数の個数: 60

約数和(自身を含む): 584165736

約数和(自身を除く): 328809834

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 81, 142, 149, 162, 213, 298, 426, 447, 639, 894, 1278, 1341, 1917, 2682, 3834, 4023, 5751, 8046, 10579, 11502, 12069, 21158, 22201, 24138, 31737, 44402, 63474, 66603, 95211, 133206, 190422, 199809, 285633, 399618, 571266, 599427, 856899, 1198854, 1576271, 1713798, 1798281, 3152542, 3596562, 4728813, 9457626, 14186439, 28372878, 42559317, 85118634, 127677951, 255355902]

約数ペア:

[(1, 255355902), (2, 127677951), (3, 85118634), (6, 42559317), (9, 28372878), (18, 14186439), (27, 9457626), (54, 4728813), (71, 3596562), (81, 3152542), (142, 1798281), (149, 1713798), (162, 1576271), (213, 1198854), (298, 856899), (426, 599427), (447, 571266), (639, 399618), (894, 285633), (1278, 199809), (1341, 190422), (1917, 133206), (2682, 95211), (3834, 66603), (4023, 63474), (5751, 44402), (8046, 31737), (10579, 24138), (11502, 22201), (12069, 21158)]