217871577

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:383

約数の個数: 96

約数和(自身を含む): 418279680

約数和(自身を除く): 200408103

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 37, 63, 77, 87, 99, 111, 203, 231, 259, 261, 293, 319, 333, 407, 609, 693, 777, 879, 957, 1073, 1221, 1827, 2051, 2233, 2331, 2637, 2849, 2871, 3219, 3223, 3663, 6153, 6699, 7511, 8497, 8547, 9657, 9669, 10841, 11803, 18459, 20097, 22533, 22561, 25491, 25641, 29007, 32523, 35409, 59479, 67599, 67683, 75887, 76473, 82621, 93467, 97569, 106227, 119251, 178437, 203049, 227661, 247863, 280401, 314389, 357753, 535311, 654269, 682983, 743589, 834757, 841203, 943167, 1073259, 1962807, 2200723, 2504271, 2829501, 3458279, 5888421, 6602169, 7512813, 10374837, 19806507, 24207953, 31124511, 72623859, 217871577]

約数ペア:

[(1, 217871577), (3, 72623859), (7, 31124511), (9, 24207953), (11, 19806507), (21, 10374837), (29, 7512813), (33, 6602169), (37, 5888421), (63, 3458279), (77, 2829501), (87, 2504271), (99, 2200723), (111, 1962807), (203, 1073259), (231, 943167), (259, 841203), (261, 834757), (293, 743589), (319, 682983), (333, 654269), (407, 535311), (609, 357753), (693, 314389), (777, 280401), (879, 247863), (957, 227661), (1073, 203049), (1221, 178437), (1827, 119251), (2051, 106227), (2233, 97569), (2331, 93467), (2637, 82621), (2849, 76473), (2871, 75887), (3219, 67683), (3223, 67599), (3663, 59479), (6153, 35409), (6699, 32523), (7511, 29007), (8497, 25641), (8547, 25491), (9657, 22561), (9669, 22533), (10841, 20097), (11803, 18459)]