81841266

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{38861}}^1$

素因数の和:38888

約数の個数: 40

約数和(自身を含む): 197496684

約数和(自身を除く): 115655418

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 702, 1053, 2106, 38861, 77722, 116583, 233166, 349749, 505193, 699498, 1010386, 1049247, 1515579, 2098494, 3031158, 3147741, 4546737, 6295482, 9093474, 13640211, 27280422, 40920633, 81841266]

約数ペア:

[(1, 81841266), (2, 40920633), (3, 27280422), (6, 13640211), (9, 9093474), (13, 6295482), (18, 4546737), (26, 3147741), (27, 3031158), (39, 2098494), (54, 1515579), (78, 1049247), (81, 1010386), (117, 699498), (162, 505193), (234, 349749), (351, 233166), (702, 116583), (1053, 77722), (2106, 38861)]