189898467

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 304680960

約数和(自身を除く): 114782493

約数列:

[1, 3, 11, 29, 31, 33, 37, 87, 93, 111, 173, 319, 341, 407, 519, 899, 957, 1023, 1073, 1147, 1221, 1903, 2697, 3219, 3441, 5017, 5363, 5709, 6401, 9889, 11803, 12617, 15051, 16089, 19203, 29667, 33263, 35409, 37851, 55187, 58993, 70411, 99789, 155527, 165561, 176979, 185629, 198431, 211233, 365893, 466581, 556887, 595293, 1097679, 1710797, 2041919, 2182741, 5132391, 5754499, 6125757, 6548223, 17263497, 63299489, 189898467]

約数ペア:

[(1, 189898467), (3, 63299489), (11, 17263497), (29, 6548223), (31, 6125757), (33, 5754499), (37, 5132391), (87, 2182741), (93, 2041919), (111, 1710797), (173, 1097679), (319, 595293), (341, 556887), (407, 466581), (519, 365893), (899, 211233), (957, 198431), (1023, 185629), (1073, 176979), (1147, 165561), (1221, 155527), (1903, 99789), (2697, 70411), (3219, 58993), (3441, 55187), (5017, 37851), (5363, 35409), (5709, 33263), (6401, 29667), (9889, 19203), (11803, 16089), (12617, 15051)]