81190053

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{14813}}^1$

素因数の和:14858

約数の個数: 32

約数和(自身を含む): 142214400

約数和(自身を除く): 61024347

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1827, 5481, 14813, 44439, 103691, 133317, 311073, 399951, 429577, 933219, 1288731, 2799657, 3007039, 3866193, 9021117, 11598579, 27063351, 81190053]

約数ペア:

[(1, 81190053), (3, 27063351), (7, 11598579), (9, 9021117), (21, 3866193), (27, 3007039), (29, 2799657), (63, 1288731), (87, 933219), (189, 429577), (203, 399951), (261, 311073), (609, 133317), (783, 103691), (1827, 44439), (5481, 14813)]