421553912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{213337}}^1$

素因数の和:213375

約数の個数: 32

約数和(自身を含む): 896019600

約数和(自身を除く): 474465688

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 213337, 426674, 853348, 1706696, 2773381, 4053403, 5546762, 8106806, 11093524, 16213612, 22187048, 32427224, 52694239, 105388478, 210776956, 421553912]

約数ペア:

[(1, 421553912), (2, 210776956), (4, 105388478), (8, 52694239), (13, 32427224), (19, 22187048), (26, 16213612), (38, 11093524), (52, 8106806), (76, 5546762), (104, 4053403), (152, 2773381), (247, 1706696), (494, 853348), (988, 426674), (1976, 213337)]