131163536

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61637}}^1$

素因数の和:61671

約数の個数: 40

約数和(自身を含む): 305724480

約数和(自身を除く): 174560944

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 61637, 123274, 246548, 431459, 493096, 862918, 986192, 1171103, 1725836, 2342206, 3451672, 4684412, 6903344, 8197721, 9368824, 16395442, 18737648, 32790884, 65581768, 131163536]

約数ペア:

[(1, 131163536), (2, 65581768), (4, 32790884), (7, 18737648), (8, 16395442), (14, 9368824), (16, 8197721), (19, 6903344), (28, 4684412), (38, 3451672), (56, 2342206), (76, 1725836), (112, 1171103), (133, 986192), (152, 862918), (266, 493096), (304, 431459), (532, 246548), (1064, 123274), (2128, 61637)]