212803590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{308411}}^1$

素因数の和:308444

約数の個数: 32

約数和(自身を含む): 532935936

約数和(自身を除く): 320132346

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 308411, 616822, 925233, 1542055, 1850466, 3084110, 4626165, 7093453, 9252330, 14186906, 21280359, 35467265, 42560718, 70934530, 106401795, 212803590]

約数ペア:

[(1, 212803590), (2, 106401795), (3, 70934530), (5, 42560718), (6, 35467265), (10, 21280359), (15, 14186906), (23, 9252330), (30, 7093453), (46, 4626165), (69, 3084110), (115, 1850466), (138, 1542055), (230, 925233), (345, 616822), (690, 308411)]