128973942

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{593}}^1$

素因数の和:925

約数の個数: 48

約数和(自身を含む): 287443728

約数和(自身を除く): 158469786

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 281, 387, 562, 593, 774, 843, 1186, 1686, 1779, 2529, 3558, 5058, 5337, 10674, 12083, 24166, 25499, 36249, 50998, 72498, 76497, 108747, 152994, 166633, 217494, 229491, 333266, 458982, 499899, 999798, 1499697, 2999394, 7165219, 14330438, 21495657, 42991314, 64486971, 128973942]

約数ペア:

[(1, 128973942), (2, 64486971), (3, 42991314), (6, 21495657), (9, 14330438), (18, 7165219), (43, 2999394), (86, 1499697), (129, 999798), (258, 499899), (281, 458982), (387, 333266), (562, 229491), (593, 217494), (774, 166633), (843, 152994), (1186, 108747), (1686, 76497), (1779, 72498), (2529, 50998), (3558, 36249), (5058, 25499), (5337, 24166), (10674, 12083)]