28041768

素因数分解:

$2^3\times 3^3\times {\mathrm{197}}^1\times {\mathrm{659}}^1$

素因数の和:871

約数の個数: 64

約数和(自身を含む): 78408000

約数和(自身を除く): 50366232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 197, 216, 394, 591, 659, 788, 1182, 1318, 1576, 1773, 1977, 2364, 2636, 3546, 3954, 4728, 5272, 5319, 5931, 7092, 7908, 10638, 11862, 14184, 15816, 17793, 21276, 23724, 35586, 42552, 47448, 71172, 129823, 142344, 259646, 389469, 519292, 778938, 1038584, 1168407, 1557876, 2336814, 3115752, 3505221, 4673628, 7010442, 9347256, 14020884, 28041768]

約数ペア:

[(1, 28041768), (2, 14020884), (3, 9347256), (4, 7010442), (6, 4673628), (8, 3505221), (9, 3115752), (12, 2336814), (18, 1557876), (24, 1168407), (27, 1038584), (36, 778938), (54, 519292), (72, 389469), (108, 259646), (197, 142344), (216, 129823), (394, 71172), (591, 47448), (659, 42552), (788, 35586), (1182, 23724), (1318, 21276), (1576, 17793), (1773, 15816), (1977, 14184), (2364, 11862), (2636, 10638), (3546, 7908), (3954, 7092), (4728, 5931), (5272, 5319)]