81419076

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{20749}}^1$

素因数の和:20868

約数の個数: 36

約数和(自身を含む): 207707500

約数和(自身を除く): 126288424

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 218, 327, 436, 654, 981, 1308, 1962, 3924, 20749, 41498, 62247, 82996, 124494, 186741, 248988, 373482, 746964, 2261641, 4523282, 6784923, 9046564, 13569846, 20354769, 27139692, 40709538, 81419076]

約数ペア:

[(1, 81419076), (2, 40709538), (3, 27139692), (4, 20354769), (6, 13569846), (9, 9046564), (12, 6784923), (18, 4523282), (36, 2261641), (109, 746964), (218, 373482), (327, 248988), (436, 186741), (654, 124494), (981, 82996), (1308, 62247), (1962, 41498), (3924, 20749)]