399630952

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{375593}}^1$

素因数の和:375625

約数の個数: 32

約数和(自身を含む): 901425600

約数和(自身を除く): 501794648

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 375593, 751186, 1502372, 2629151, 3004744, 5258302, 7136267, 10516604, 14272534, 21033208, 28545068, 49953869, 57090136, 99907738, 199815476, 399630952]

約数ペア:

[(1, 399630952), (2, 199815476), (4, 99907738), (7, 57090136), (8, 49953869), (14, 28545068), (19, 21033208), (28, 14272534), (38, 10516604), (56, 7136267), (76, 5258302), (133, 3004744), (152, 2629151), (266, 1502372), (532, 751186), (1064, 375593)]