247790178

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{911}}^1$

素因数の和:1021

約数の個数: 80

約数和(自身を含む): 587955456

約数和(自身を除く): 340165278

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 73, 81, 138, 146, 162, 207, 219, 414, 438, 621, 657, 911, 1242, 1314, 1679, 1822, 1863, 1971, 2733, 3358, 3726, 3942, 5037, 5466, 5913, 8199, 10074, 11826, 15111, 16398, 20953, 24597, 30222, 41906, 45333, 49194, 62859, 66503, 73791, 90666, 125718, 133006, 135999, 147582, 188577, 199509, 271998, 377154, 399018, 565731, 598527, 1131462, 1197054, 1529569, 1697193, 1795581, 3059138, 3394386, 3591162, 4588707, 5386743, 9177414, 10773486, 13766121, 27532242, 41298363, 82596726, 123895089, 247790178]

約数ペア:

[(1, 247790178), (2, 123895089), (3, 82596726), (6, 41298363), (9, 27532242), (18, 13766121), (23, 10773486), (27, 9177414), (46, 5386743), (54, 4588707), (69, 3591162), (73, 3394386), (81, 3059138), (138, 1795581), (146, 1697193), (162, 1529569), (207, 1197054), (219, 1131462), (414, 598527), (438, 565731), (621, 399018), (657, 377154), (911, 271998), (1242, 199509), (1314, 188577), (1679, 147582), (1822, 135999), (1863, 133006), (1971, 125718), (2733, 90666), (3358, 73791), (3726, 66503), (3942, 62859), (5037, 49194), (5466, 45333), (5913, 41906), (8199, 30222), (10074, 24597), (11826, 20953), (15111, 16398)]