7918890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{5387}}^1$

素因数の和:5411

約数の個数: 48

約数和(自身を含む): 22112352

約数和(自身を除く): 14193462

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 5387, 10774, 16161, 26935, 32322, 37709, 53870, 75418, 80805, 113127, 161610, 188545, 226254, 263963, 377090, 527926, 565635, 791889, 1131270, 1319815, 1583778, 2639630, 3959445, 7918890]

約数ペア:

[(1, 7918890), (2, 3959445), (3, 2639630), (5, 1583778), (6, 1319815), (7, 1131270), (10, 791889), (14, 565635), (15, 527926), (21, 377090), (30, 263963), (35, 226254), (42, 188545), (49, 161610), (70, 113127), (98, 80805), (105, 75418), (147, 53870), (210, 37709), (245, 32322), (294, 26935), (490, 16161), (735, 10774), (1470, 5387)]