1951138545

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{829}}^1$

素因数の和:1010

約数の個数: 64

約数和(自身を含む): 3313094400

約数和(自身を除く): 1361955855

約数列:

[1, 3, 5, 15, 41, 43, 89, 123, 129, 205, 215, 267, 445, 615, 645, 829, 1335, 1763, 2487, 3649, 3827, 4145, 5289, 8815, 10947, 11481, 12435, 18245, 19135, 26445, 33989, 35647, 54735, 57405, 73781, 101967, 106941, 156907, 169945, 178235, 221343, 368905, 470721, 509835, 534705, 784535, 1106715, 1461527, 2353605, 3025021, 3172583, 4384581, 7307635, 9075063, 9517749, 15125105, 15862915, 21922905, 45375315, 47588745, 130075903, 390227709, 650379515, 1951138545]

約数ペア:

[(1, 1951138545), (3, 650379515), (5, 390227709), (15, 130075903), (41, 47588745), (43, 45375315), (89, 21922905), (123, 15862915), (129, 15125105), (205, 9517749), (215, 9075063), (267, 7307635), (445, 4384581), (615, 3172583), (645, 3025021), (829, 2353605), (1335, 1461527), (1763, 1106715), (2487, 784535), (3649, 534705), (3827, 509835), (4145, 470721), (5289, 368905), (8815, 221343), (10947, 178235), (11481, 169945), (12435, 156907), (18245, 106941), (19135, 101967), (26445, 73781), (33989, 57405), (35647, 54735)]