291280696

素因数分解:

$2^3\times 7^2\times {\mathrm{149}}^1\times {\mathrm{4987}}^1$

素因数の和:5156

約数の個数: 48

約数和(自身を含む): 639711000

約数和(自身を除く): 348430304

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 149, 196, 298, 392, 596, 1043, 1192, 2086, 4172, 4987, 7301, 8344, 9974, 14602, 19948, 29204, 34909, 39896, 58408, 69818, 139636, 244363, 279272, 488726, 743063, 977452, 1486126, 1954904, 2972252, 5201441, 5944504, 10402882, 20805764, 36410087, 41611528, 72820174, 145640348, 291280696]

約数ペア:

[(1, 291280696), (2, 145640348), (4, 72820174), (7, 41611528), (8, 36410087), (14, 20805764), (28, 10402882), (49, 5944504), (56, 5201441), (98, 2972252), (149, 1954904), (196, 1486126), (298, 977452), (392, 743063), (596, 488726), (1043, 279272), (1192, 244363), (2086, 139636), (4172, 69818), (4987, 58408), (7301, 39896), (8344, 34909), (9974, 29204), (14602, 19948)]