28203768

素因数分解:

$2^3\times 3^3\times {\mathrm{37}}^1\times {\mathrm{3529}}^1$

素因数の和:3581

約数の個数: 64

約数和(自身を含む): 80484000

約数和(自身を除く): 52280232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 108, 111, 148, 216, 222, 296, 333, 444, 666, 888, 999, 1332, 1998, 2664, 3529, 3996, 7058, 7992, 10587, 14116, 21174, 28232, 31761, 42348, 63522, 84696, 95283, 127044, 130573, 190566, 254088, 261146, 381132, 391719, 522292, 762264, 783438, 1044584, 1175157, 1566876, 2350314, 3133752, 3525471, 4700628, 7050942, 9401256, 14101884, 28203768]

約数ペア:

[(1, 28203768), (2, 14101884), (3, 9401256), (4, 7050942), (6, 4700628), (8, 3525471), (9, 3133752), (12, 2350314), (18, 1566876), (24, 1175157), (27, 1044584), (36, 783438), (37, 762264), (54, 522292), (72, 391719), (74, 381132), (108, 261146), (111, 254088), (148, 190566), (216, 130573), (222, 127044), (296, 95283), (333, 84696), (444, 63522), (666, 42348), (888, 31761), (999, 28232), (1332, 21174), (1998, 14116), (2664, 10587), (3529, 7992), (3996, 7058)]