67828887

素因数分解:

$3^3\times 7^2\times {\mathrm{167}}^1\times {\mathrm{307}}^1$

素因数の和:497

約数の個数: 48

約数和(自身を含む): 117976320

約数和(自身を除く): 50147433

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 167, 189, 307, 441, 501, 921, 1169, 1323, 1503, 2149, 2763, 3507, 4509, 6447, 8183, 8289, 10521, 15043, 19341, 24549, 31563, 45129, 51269, 58023, 73647, 135387, 153807, 220941, 358883, 406161, 461421, 1076649, 1384263, 2512181, 3229947, 7536543, 9689841, 22609629, 67828887]

約数ペア:

[(1, 67828887), (3, 22609629), (7, 9689841), (9, 7536543), (21, 3229947), (27, 2512181), (49, 1384263), (63, 1076649), (147, 461421), (167, 406161), (189, 358883), (307, 220941), (441, 153807), (501, 135387), (921, 73647), (1169, 58023), (1323, 51269), (1503, 45129), (2149, 31563), (2763, 24549), (3507, 19341), (4509, 15043), (6447, 10521), (8183, 8289)]