18234909

素因数分解:

$3^3\times 7^3\times {\mathrm{11}}^1\times {\mathrm{179}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 34560000

約数和(自身を除く): 16325091

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 99, 147, 179, 189, 231, 297, 343, 441, 537, 539, 693, 1029, 1253, 1323, 1611, 1617, 1969, 2079, 3087, 3759, 3773, 4833, 4851, 5907, 8771, 9261, 11277, 11319, 13783, 14553, 17721, 26313, 33831, 33957, 41349, 53163, 61397, 78939, 96481, 101871, 124047, 184191, 236817, 289443, 372141, 552573, 675367, 868329, 1657719, 2026101, 2604987, 6078303, 18234909]

約数ペア:

[(1, 18234909), (3, 6078303), (7, 2604987), (9, 2026101), (11, 1657719), (21, 868329), (27, 675367), (33, 552573), (49, 372141), (63, 289443), (77, 236817), (99, 184191), (147, 124047), (179, 101871), (189, 96481), (231, 78939), (297, 61397), (343, 53163), (441, 41349), (537, 33957), (539, 33831), (693, 26313), (1029, 17721), (1253, 14553), (1323, 13783), (1611, 11319), (1617, 11277), (1969, 9261), (2079, 8771), (3087, 5907), (3759, 4851), (3773, 4833)]