339936904

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{54547}}^1$

素因数の和:54613

約数の個数: 32

約数和(自身を含む): 687304800

約数和(自身を除く): 347367896

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 328, 779, 1558, 3116, 6232, 54547, 109094, 218188, 436376, 1036393, 2072786, 2236427, 4145572, 4472854, 8291144, 8945708, 17891416, 42492113, 84984226, 169968452, 339936904]

約数ペア:

[(1, 339936904), (2, 169968452), (4, 84984226), (8, 42492113), (19, 17891416), (38, 8945708), (41, 8291144), (76, 4472854), (82, 4145572), (152, 2236427), (164, 2072786), (328, 1036393), (779, 436376), (1558, 218188), (3116, 109094), (6232, 54547)]