30643221

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{457}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 48775168

約数和(自身を除く): 18131947

約数列:

[1, 3, 7, 21, 31, 93, 103, 217, 309, 457, 651, 721, 1371, 2163, 3193, 3199, 9579, 9597, 14167, 22351, 42501, 47071, 67053, 99169, 141213, 297507, 329497, 988491, 1459201, 4377603, 10214407, 30643221]

約数ペア:

[(1, 30643221), (3, 10214407), (7, 4377603), (21, 1459201), (31, 988491), (93, 329497), (103, 297507), (217, 141213), (309, 99169), (457, 67053), (651, 47071), (721, 42501), (1371, 22351), (2163, 14167), (3193, 9597), (3199, 9579)]