212310963

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:433

約数の個数: 40

約数和(自身を含む): 324231600

約数和(自身を除く): 111920637

約数列:

[1, 3, 9, 27, 81, 109, 139, 173, 327, 417, 519, 981, 1251, 1557, 2943, 3753, 4671, 8829, 11259, 14013, 15151, 18857, 24047, 45453, 56571, 72141, 136359, 169713, 216423, 409077, 509139, 649269, 1227231, 1527417, 1947807, 2621123, 7863369, 23590107, 70770321, 212310963]

約数ペア:

[(1, 212310963), (3, 70770321), (9, 23590107), (27, 7863369), (81, 2621123), (109, 1947807), (139, 1527417), (173, 1227231), (327, 649269), (417, 509139), (519, 409077), (981, 216423), (1251, 169713), (1557, 136359), (2943, 72141), (3753, 56571), (4671, 45453), (8829, 24047), (11259, 18857), (14013, 15151)]