1897886179

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 2360292480

約数和(自身を除く): 462406301

約数列:

[1, 7, 29, 47, 49, 157, 181, 203, 329, 1099, 1267, 1363, 1421, 2303, 4553, 5249, 7379, 7693, 8507, 8869, 9541, 28417, 31871, 36743, 51653, 59549, 66787, 198919, 213991, 223097, 246703, 257201, 361571, 416843, 824093, 1335599, 1392433, 1497937, 1726921, 5768651, 9349193, 10485559, 12088447, 38732371, 40380557, 65444351, 271126597, 1897886179]

約数ペア:

[(1, 1897886179), (7, 271126597), (29, 65444351), (47, 40380557), (49, 38732371), (157, 12088447), (181, 10485559), (203, 9349193), (329, 5768651), (1099, 1726921), (1267, 1497937), (1363, 1392433), (1421, 1335599), (2303, 824093), (4553, 416843), (5249, 361571), (7379, 257201), (7693, 246703), (8507, 223097), (8869, 213991), (9541, 198919), (28417, 66787), (31871, 59549), (36743, 51653)]