31161298

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 54835200

約数和(自身を除く): 23673902

約数列:

[1, 2, 7, 14, 67, 134, 139, 239, 278, 469, 478, 938, 973, 1673, 1946, 3346, 9313, 16013, 18626, 32026, 33221, 65191, 66442, 112091, 130382, 224182, 232547, 465094, 2225807, 4451614, 15580649, 31161298]

約数ペア:

[(1, 31161298), (2, 15580649), (7, 4451614), (14, 2225807), (67, 465094), (134, 232547), (139, 224182), (239, 130382), (278, 112091), (469, 66442), (478, 65191), (938, 33221), (973, 32026), (1673, 18626), (1946, 16013), (3346, 9313)]