31681611

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{3343}}^1$

素因数の和:3374

約数の個数: 28

約数和(自身を含む): 51169888

約数和(自身を除く): 19488277

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 729, 1053, 3159, 3343, 9477, 10029, 30087, 43459, 90261, 130377, 270783, 391131, 812349, 1173393, 2437047, 3520179, 10560537, 31681611]

約数ペア:

[(1, 31681611), (3, 10560537), (9, 3520179), (13, 2437047), (27, 1173393), (39, 812349), (81, 391131), (117, 270783), (243, 130377), (351, 90261), (729, 43459), (1053, 30087), (3159, 10029), (3343, 9477)]