81705468

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{30809}}^1$

素因数の和:30846

約数の個数: 48

約数和(自身を含む): 217395360

約数和(自身を除く): 135689892

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 30809, 61618, 92427, 123236, 184854, 369708, 400517, 523753, 801034, 1047506, 1201551, 1571259, 1602068, 2095012, 2403102, 3142518, 4806204, 6285036, 6808789, 13617578, 20426367, 27235156, 40852734, 81705468]

約数ペア:

[(1, 81705468), (2, 40852734), (3, 27235156), (4, 20426367), (6, 13617578), (12, 6808789), (13, 6285036), (17, 4806204), (26, 3142518), (34, 2403102), (39, 2095012), (51, 1602068), (52, 1571259), (68, 1201551), (78, 1047506), (102, 801034), (156, 523753), (204, 400517), (221, 369708), (442, 184854), (663, 123236), (884, 92427), (1326, 61618), (2652, 30809)]