81525366

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{38711}}^1$

素因数の和:38738

約数の個数: 40

約数和(自身を含む): 196734384

約数和(自身を除く): 115209018

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 702, 1053, 2106, 38711, 77422, 116133, 232266, 348399, 503243, 696798, 1006486, 1045197, 1509729, 2090394, 3019458, 3135591, 4529187, 6271182, 9058374, 13587561, 27175122, 40762683, 81525366]

約数ペア:

[(1, 81525366), (2, 40762683), (3, 27175122), (6, 13587561), (9, 9058374), (13, 6271182), (18, 4529187), (26, 3135591), (27, 3019458), (39, 2090394), (54, 1509729), (78, 1045197), (81, 1006486), (117, 696798), (162, 503243), (234, 348399), (351, 232266), (702, 116133), (1053, 77422), (2106, 38711)]