321643952

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{42863}}^1$

素因数の和:42945

約数の個数: 40

約数和(自身を含む): 722858496

約数和(自身を除く): 401214544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 268, 469, 536, 938, 1072, 1876, 3752, 7504, 42863, 85726, 171452, 300041, 342904, 600082, 685808, 1200164, 2400328, 2871821, 4800656, 5743642, 11487284, 20102747, 22974568, 40205494, 45949136, 80410988, 160821976, 321643952]

約数ペア:

[(1, 321643952), (2, 160821976), (4, 80410988), (7, 45949136), (8, 40205494), (14, 22974568), (16, 20102747), (28, 11487284), (56, 5743642), (67, 4800656), (112, 2871821), (134, 2400328), (268, 1200164), (469, 685808), (536, 600082), (938, 342904), (1072, 300041), (1876, 171452), (3752, 85726), (7504, 42863)]