257629804516

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{881}}^1\times {\mathrm{147097}}^1$

素因数の和:148060

約数の個数: 48

約数和(自身を含む): 523113437952

約数和(自身を除く): 265483633436

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 881, 994, 1762, 1988, 3524, 6167, 12334, 24668, 62551, 125102, 147097, 250204, 294194, 437857, 588388, 875714, 1029679, 1751428, 2059358, 4118716, 10443887, 20887774, 41775548, 73107209, 129592457, 146214418, 259184914, 292428836, 518369828, 907147199, 1814294398, 3628588796, 9201064447, 18402128894, 36804257788, 64407451129, 128814902258, 257629804516]

約数ペア:

[(1, 257629804516), (2, 128814902258), (4, 64407451129), (7, 36804257788), (14, 18402128894), (28, 9201064447), (71, 3628588796), (142, 1814294398), (284, 907147199), (497, 518369828), (881, 292428836), (994, 259184914), (1762, 146214418), (1988, 129592457), (3524, 73107209), (6167, 41775548), (12334, 20887774), (24668, 10443887), (62551, 4118716), (125102, 2059358), (147097, 1751428), (250204, 1029679), (294194, 875714), (437857, 588388)]