221497770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{567943}}^1$

素因数の和:567966

約数の個数: 32

約数和(自身を含む): 572487552

約数和(自身を除く): 350989782

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 567943, 1135886, 1703829, 2839715, 3407658, 5679430, 7383259, 8519145, 14766518, 17038290, 22149777, 36916295, 44299554, 73832590, 110748885, 221497770]

約数ペア:

[(1, 221497770), (2, 110748885), (3, 73832590), (5, 44299554), (6, 36916295), (10, 22149777), (13, 17038290), (15, 14766518), (26, 8519145), (30, 7383259), (39, 5679430), (65, 3407658), (78, 2839715), (130, 1703829), (195, 1135886), (390, 567943)]