211399035

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{1721}}^1$

素因数の和:2179

約数の個数: 32

約数和(自身を含む): 357073920

約数和(自身を除く): 145674885

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 431, 1293, 1721, 2155, 5163, 6465, 8189, 8605, 24567, 25815, 32699, 40945, 98097, 122835, 163495, 490485, 741751, 2225253, 3708755, 11126265, 14093269, 42279807, 70466345, 211399035]

約数ペア:

[(1, 211399035), (3, 70466345), (5, 42279807), (15, 14093269), (19, 11126265), (57, 3708755), (95, 2225253), (285, 741751), (431, 490485), (1293, 163495), (1721, 122835), (2155, 98097), (5163, 40945), (6465, 32699), (8189, 25815), (8605, 24567)]