81345654

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{115877}}^1$

素因数の和:115901

約数の個数: 32

約数和(自身を含む): 194675040

約数和(自身を除く): 113329386

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 115877, 231754, 347631, 695262, 1042893, 1506401, 2085786, 3012802, 3128679, 4519203, 6257358, 9038406, 13557609, 27115218, 40672827, 81345654]

約数ペア:

[(1, 81345654), (2, 40672827), (3, 27115218), (6, 13557609), (9, 9038406), (13, 6257358), (18, 4519203), (26, 3128679), (27, 3012802), (39, 2085786), (54, 1506401), (78, 1042893), (117, 695262), (234, 347631), (351, 231754), (702, 115877)]