166655814

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{439}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 373739520

約数和(自身を除く): 207083706

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 157, 186, 314, 403, 439, 471, 806, 878, 942, 1209, 1317, 2041, 2418, 2634, 4082, 4867, 5707, 6123, 9734, 11414, 12246, 13609, 14601, 17121, 27218, 29202, 34242, 40827, 63271, 68923, 81654, 126542, 137846, 176917, 189813, 206769, 353834, 379626, 413538, 530751, 895999, 1061502, 1791998, 2136613, 2687997, 4273226, 5375994, 6409839, 12819678, 27775969, 55551938, 83327907, 166655814]

約数ペア:

[(1, 166655814), (2, 83327907), (3, 55551938), (6, 27775969), (13, 12819678), (26, 6409839), (31, 5375994), (39, 4273226), (62, 2687997), (78, 2136613), (93, 1791998), (157, 1061502), (186, 895999), (314, 530751), (403, 413538), (439, 379626), (471, 353834), (806, 206769), (878, 189813), (942, 176917), (1209, 137846), (1317, 126542), (2041, 81654), (2418, 68923), (2634, 63271), (4082, 40827), (4867, 34242), (5707, 29202), (6123, 27218), (9734, 17121), (11414, 14601), (12246, 13609)]