245680904

素因数分解:

$2^3\times 7^2\times {\mathrm{691}}^1\times {\mathrm{907}}^1$

素因数の和:1618

約数の個数: 48

約数和(自身を含む): 537227280

約数和(自身を除く): 291546376

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 691, 907, 1382, 1814, 2764, 3628, 4837, 5528, 6349, 7256, 9674, 12698, 19348, 25396, 33859, 38696, 44443, 50792, 67718, 88886, 135436, 177772, 270872, 355544, 626737, 1253474, 2506948, 4387159, 5013896, 8774318, 17548636, 30710113, 35097272, 61420226, 122840452, 245680904]

約数ペア:

[(1, 245680904), (2, 122840452), (4, 61420226), (7, 35097272), (8, 30710113), (14, 17548636), (28, 8774318), (49, 5013896), (56, 4387159), (98, 2506948), (196, 1253474), (392, 626737), (691, 355544), (907, 270872), (1382, 177772), (1814, 135436), (2764, 88886), (3628, 67718), (4837, 50792), (5528, 44443), (6349, 38696), (7256, 33859), (9674, 25396), (12698, 19348)]