202010193

素因数分解:

$3^4\times 7^3\times {\mathrm{11}}^1\times {\mathrm{661}}^1$

素因数の和:705

約数の個数: 80

約数和(自身を含む): 384489600

約数和(自身を除く): 182479407

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 81, 99, 147, 189, 231, 297, 343, 441, 539, 567, 661, 693, 891, 1029, 1323, 1617, 1983, 2079, 3087, 3773, 3969, 4627, 4851, 5949, 6237, 7271, 9261, 11319, 13881, 14553, 17847, 21813, 27783, 32389, 33957, 41643, 43659, 50897, 53541, 65439, 97167, 101871, 124929, 152691, 196317, 226723, 291501, 305613, 356279, 374787, 458073, 588951, 680169, 874503, 1068837, 1374219, 2040507, 2493953, 2623509, 3206511, 4122657, 6121521, 7481859, 9619533, 18364563, 22445577, 28858599, 67336731, 202010193]

約数ペア:

[(1, 202010193), (3, 67336731), (7, 28858599), (9, 22445577), (11, 18364563), (21, 9619533), (27, 7481859), (33, 6121521), (49, 4122657), (63, 3206511), (77, 2623509), (81, 2493953), (99, 2040507), (147, 1374219), (189, 1068837), (231, 874503), (297, 680169), (343, 588951), (441, 458073), (539, 374787), (567, 356279), (661, 305613), (693, 291501), (891, 226723), (1029, 196317), (1323, 152691), (1617, 124929), (1983, 101871), (2079, 97167), (3087, 65439), (3773, 53541), (3969, 50897), (4627, 43659), (4851, 41643), (5949, 33957), (6237, 32389), (7271, 27783), (9261, 21813), (11319, 17847), (13881, 14553)]