215328624

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{640859}}^1$

素因数の和:640877

約数の個数: 40

約数和(自身を含む): 635733120

約数和(自身を除く): 420404496

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 640859, 1281718, 1922577, 2563436, 3845154, 4486013, 5126872, 7690308, 8972026, 10253744, 13458039, 15380616, 17944052, 26916078, 30761232, 35888104, 53832156, 71776208, 107664312, 215328624]

約数ペア:

[(1, 215328624), (2, 107664312), (3, 71776208), (4, 53832156), (6, 35888104), (7, 30761232), (8, 26916078), (12, 17944052), (14, 15380616), (16, 13458039), (21, 10253744), (24, 8972026), (28, 7690308), (42, 5126872), (48, 4486013), (56, 3845154), (84, 2563436), (112, 1922577), (168, 1281718), (336, 640859)]