207646928

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{6863}}^1$

素因数の和:6963

約数の個数: 40

約数和(自身を含む): 422163456

約数和(自身を除く): 214516528

約数列:

[1, 2, 4, 8, 16, 31, 61, 62, 122, 124, 244, 248, 488, 496, 976, 1891, 3782, 6863, 7564, 13726, 15128, 27452, 30256, 54904, 109808, 212753, 418643, 425506, 837286, 851012, 1674572, 1702024, 3349144, 3404048, 6698288, 12977933, 25955866, 51911732, 103823464, 207646928]

約数ペア:

[(1, 207646928), (2, 103823464), (4, 51911732), (8, 25955866), (16, 12977933), (31, 6698288), (61, 3404048), (62, 3349144), (122, 1702024), (124, 1674572), (244, 851012), (248, 837286), (488, 425506), (496, 418643), (976, 212753), (1891, 109808), (3782, 54904), (6863, 30256), (7564, 27452), (13726, 15128)]