30253947

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:583

約数の個数: 32

約数和(自身を含む): 45342720

約数和(自身を除く): 15088773

約数列:

[1, 3, 19, 23, 47, 57, 69, 141, 437, 491, 893, 1081, 1311, 1473, 2679, 3243, 9329, 11293, 20539, 23077, 27987, 33879, 61617, 69231, 214567, 438463, 530771, 643701, 1315389, 1592313, 10084649, 30253947]

約数ペア:

[(1, 30253947), (3, 10084649), (19, 1592313), (23, 1315389), (47, 643701), (57, 530771), (69, 438463), (141, 214567), (437, 69231), (491, 61617), (893, 33879), (1081, 27987), (1311, 23077), (1473, 20539), (2679, 11293), (3243, 9329)]