68715927

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1009}}^1$

素因数の和:1092

約数の個数: 48

約数和(自身を含む): 121006080

約数和(自身を除く): 52290153

約数列:

[1, 3, 7, 9, 21, 23, 47, 63, 69, 141, 161, 207, 329, 423, 483, 987, 1009, 1081, 1449, 2961, 3027, 3243, 7063, 7567, 9081, 9729, 21189, 22701, 23207, 47423, 63567, 68103, 69621, 142269, 162449, 208863, 331961, 426807, 487347, 995883, 1090729, 1462041, 2987649, 3272187, 7635103, 9816561, 22905309, 68715927]

約数ペア:

[(1, 68715927), (3, 22905309), (7, 9816561), (9, 7635103), (21, 3272187), (23, 2987649), (47, 1462041), (63, 1090729), (69, 995883), (141, 487347), (161, 426807), (207, 331961), (329, 208863), (423, 162449), (483, 142269), (987, 69621), (1009, 68103), (1081, 63567), (1449, 47423), (2961, 23207), (3027, 22701), (3243, 21189), (7063, 9729), (7567, 9081)]