81792711

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1297}}^1$

素因数の和:1341

約数の個数: 72

約数和(自身を含む): 161585424

約数和(自身を除く): 79792713

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 49, 63, 77, 91, 99, 117, 143, 147, 231, 273, 429, 441, 539, 637, 693, 819, 1001, 1287, 1297, 1617, 1911, 3003, 3891, 4851, 5733, 7007, 9009, 9079, 11673, 14267, 16861, 21021, 27237, 42801, 50583, 63063, 63553, 81711, 99869, 118027, 128403, 151749, 185471, 190659, 299607, 354081, 556413, 571977, 699083, 826189, 898821, 1062243, 1298297, 1669239, 2097249, 2478567, 3894891, 6291747, 7435701, 9088079, 11684673, 27264237, 81792711]

約数ペア:

[(1, 81792711), (3, 27264237), (7, 11684673), (9, 9088079), (11, 7435701), (13, 6291747), (21, 3894891), (33, 2478567), (39, 2097249), (49, 1669239), (63, 1298297), (77, 1062243), (91, 898821), (99, 826189), (117, 699083), (143, 571977), (147, 556413), (231, 354081), (273, 299607), (429, 190659), (441, 185471), (539, 151749), (637, 128403), (693, 118027), (819, 99869), (1001, 81711), (1287, 63553), (1297, 63063), (1617, 50583), (1911, 42801), (3003, 27237), (3891, 21021), (4851, 16861), (5733, 14267), (7007, 11673), (9009, 9079)]