64841868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19793}}^1$

素因数の和:19823

約数の個数: 72

約数和(自身を含む): 201740448

約数和(自身を除く): 136898580

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 19793, 39586, 59379, 79172, 118758, 138551, 178137, 237516, 257309, 277102, 356274, 415653, 514618, 554204, 712548, 771927, 831306, 1029236, 1246959, 1543854, 1662612, 1801163, 2315781, 2493918, 3087708, 3602326, 4631562, 4987836, 5403489, 7204652, 9263124, 10806978, 16210467, 21613956, 32420934, 64841868]

約数ペア:

[(1, 64841868), (2, 32420934), (3, 21613956), (4, 16210467), (6, 10806978), (7, 9263124), (9, 7204652), (12, 5403489), (13, 4987836), (14, 4631562), (18, 3602326), (21, 3087708), (26, 2493918), (28, 2315781), (36, 1801163), (39, 1662612), (42, 1543854), (52, 1246959), (63, 1029236), (78, 831306), (84, 771927), (91, 712548), (117, 554204), (126, 514618), (156, 415653), (182, 356274), (234, 277102), (252, 257309), (273, 237516), (364, 178137), (468, 138551), (546, 118758), (819, 79172), (1092, 59379), (1638, 39586), (3276, 19793)]