64945881

素因数分解:

$3^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:138

約数の個数: 112

約数和(自身を含む): 132209280

約数和(自身を除く): 67263399

約数列:

[1, 3, 7, 9, 11, 13, 21, 27, 33, 39, 63, 77, 81, 89, 91, 99, 117, 143, 189, 231, 243, 267, 273, 297, 351, 429, 567, 623, 693, 729, 801, 819, 891, 979, 1001, 1053, 1157, 1287, 1701, 1869, 2079, 2403, 2457, 2673, 2937, 3003, 3159, 3471, 3861, 5103, 5607, 6237, 6853, 7209, 7371, 8019, 8099, 8811, 9009, 9477, 10413, 11583, 12727, 16821, 18711, 20559, 21627, 22113, 24297, 26433, 27027, 31239, 34749, 38181, 50463, 56133, 61677, 64881, 66339, 72891, 79299, 81081, 89089, 93717, 104247, 114543, 151389, 185031, 218673, 237897, 243243, 267267, 281151, 343629, 454167, 555093, 656019, 713691, 729729, 801801, 843453, 1030887, 1665279, 1968057, 2405403, 3092661, 4995837, 5904171, 7216209, 9277983, 21648627, 64945881]

約数ペア:

[(1, 64945881), (3, 21648627), (7, 9277983), (9, 7216209), (11, 5904171), (13, 4995837), (21, 3092661), (27, 2405403), (33, 1968057), (39, 1665279), (63, 1030887), (77, 843453), (81, 801801), (89, 729729), (91, 713691), (99, 656019), (117, 555093), (143, 454167), (189, 343629), (231, 281151), (243, 267267), (267, 243243), (273, 237897), (297, 218673), (351, 185031), (429, 151389), (567, 114543), (623, 104247), (693, 93717), (729, 89089), (801, 81081), (819, 79299), (891, 72891), (979, 66339), (1001, 64881), (1053, 61677), (1157, 56133), (1287, 50463), (1701, 38181), (1869, 34749), (2079, 31239), (2403, 27027), (2457, 26433), (2673, 24297), (2937, 22113), (3003, 21627), (3159, 20559), (3471, 18711), (3861, 16821), (5103, 12727), (5607, 11583), (6237, 10413), (6853, 9477), (7209, 9009), (7371, 8811), (8019, 8099)]