18789214778901

素因数分解:

$3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1\times {\mathrm{5996371}}^1$

素因数の和:5996727

約数の個数: 64

約数和(自身を含む): 32466756556800

約数和(自身を除く): 13677541777899

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 177, 189, 281, 413, 531, 843, 1239, 1593, 1967, 2529, 3717, 5901, 7587, 11151, 16579, 17703, 49737, 53109, 116053, 149211, 348159, 447633, 1044477, 3133431, 5996371, 17989113, 41974597, 53967339, 125923791, 161902017, 353785889, 377771373, 1061357667, 1133314119, 1684980251, 2476501223, 3184073001, 5054940753, 7429503669, 9552219003, 11794861757, 15164822259, 22288511007, 35384585271, 45494466777, 66865533021, 99413834809, 106153755813, 298241504427, 318461267439, 695896843663, 894724513281, 2087690530989, 2684173539843, 6263071592967, 18789214778901]

約数ペア:

[(1, 18789214778901), (3, 6263071592967), (7, 2684173539843), (9, 2087690530989), (21, 894724513281), (27, 695896843663), (59, 318461267439), (63, 298241504427), (177, 106153755813), (189, 99413834809), (281, 66865533021), (413, 45494466777), (531, 35384585271), (843, 22288511007), (1239, 15164822259), (1593, 11794861757), (1967, 9552219003), (2529, 7429503669), (3717, 5054940753), (5901, 3184073001), (7587, 2476501223), (11151, 1684980251), (16579, 1133314119), (17703, 1061357667), (49737, 377771373), (53109, 353785889), (116053, 161902017), (149211, 125923791), (348159, 53967339), (447633, 41974597), (1044477, 17989113), (3133431, 5996371)]