221433597

素因数分解:

$3^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{6521}}^1$

素因数の和:6559

約数の個数: 48

約数和(自身を含む): 406972800

約数和(自身を除く): 185539203

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 343, 441, 539, 693, 1029, 1617, 3087, 3773, 4851, 6521, 11319, 19563, 33957, 45647, 58689, 71731, 136941, 215193, 319529, 410823, 502117, 645579, 958587, 1506351, 2236703, 2875761, 3514819, 4519053, 6710109, 10544457, 20130327, 24603733, 31633371, 73811199, 221433597]

約数ペア:

[(1, 221433597), (3, 73811199), (7, 31633371), (9, 24603733), (11, 20130327), (21, 10544457), (33, 6710109), (49, 4519053), (63, 3514819), (77, 2875761), (99, 2236703), (147, 1506351), (231, 958587), (343, 645579), (441, 502117), (539, 410823), (693, 319529), (1029, 215193), (1617, 136941), (3087, 71731), (3773, 58689), (4851, 45647), (6521, 33957), (11319, 19563)]