211119990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{305971}}^1$

素因数の和:306004

約数の個数: 32

約数和(自身を含む): 528719616

約数和(自身を除く): 317599626

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 305971, 611942, 917913, 1529855, 1835826, 3059710, 4589565, 7037333, 9179130, 14074666, 21111999, 35186665, 42223998, 70373330, 105559995, 211119990]

約数ペア:

[(1, 211119990), (2, 105559995), (3, 70373330), (5, 42223998), (6, 35186665), (10, 21111999), (15, 14074666), (23, 9179130), (30, 7037333), (46, 4589565), (69, 3059710), (115, 1835826), (138, 1529855), (230, 917913), (345, 611942), (690, 305971)]