1978743627

素因数分解:

$3^3\times 7^2\times {\mathrm{271}}^1\times {\mathrm{5519}}^1$

素因数の和:5813

約数の個数: 48

約数和(自身を含む): 3423283200

約数和(自身を除く): 1444539573

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 271, 441, 813, 1323, 1897, 2439, 5519, 5691, 7317, 13279, 16557, 17073, 38633, 39837, 49671, 51219, 115899, 119511, 149013, 270431, 347697, 358533, 811293, 1043091, 1495649, 2433879, 4486947, 7301637, 10469543, 13460841, 31408629, 40382523, 73286801, 94225887, 219860403, 282677661, 659581209, 1978743627]

約数ペア:

[(1, 1978743627), (3, 659581209), (7, 282677661), (9, 219860403), (21, 94225887), (27, 73286801), (49, 40382523), (63, 31408629), (147, 13460841), (189, 10469543), (271, 7301637), (441, 4486947), (813, 2433879), (1323, 1495649), (1897, 1043091), (2439, 811293), (5519, 358533), (5691, 347697), (7317, 270431), (13279, 149013), (16557, 119511), (17073, 115899), (38633, 51219), (39837, 49671)]