298990783

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:224

約数の個数: 64

約数和(自身を含む): 411264000

約数和(自身を除く): 112273217

約数列:

[1, 7, 13, 19, 29, 67, 89, 91, 133, 203, 247, 377, 469, 551, 623, 871, 1157, 1273, 1691, 1729, 1943, 2581, 2639, 3857, 5963, 6097, 7163, 8099, 8911, 11837, 13601, 16549, 18067, 21983, 25259, 33553, 36917, 41741, 49039, 50141, 77519, 113297, 115843, 153881, 172927, 176813, 234871, 258419, 343273, 479921, 542633, 637507, 793079, 1210489, 1472861, 2248051, 3285613, 3359447, 4462549, 10310027, 15736357, 22999291, 42712969, 298990783]

約数ペア:

[(1, 298990783), (7, 42712969), (13, 22999291), (19, 15736357), (29, 10310027), (67, 4462549), (89, 3359447), (91, 3285613), (133, 2248051), (203, 1472861), (247, 1210489), (377, 793079), (469, 637507), (551, 542633), (623, 479921), (871, 343273), (1157, 258419), (1273, 234871), (1691, 176813), (1729, 172927), (1943, 153881), (2581, 115843), (2639, 113297), (3857, 77519), (5963, 50141), (6097, 49039), (7163, 41741), (8099, 36917), (8911, 33553), (11837, 25259), (13601, 21983), (16549, 18067)]