319972989

素因数分解:

$3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{467}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 512179200

約数和(自身を除く): 192206211

約数列:

[1, 3, 7, 21, 49, 59, 79, 147, 177, 237, 413, 467, 553, 1239, 1401, 1659, 2891, 3269, 3871, 4661, 8673, 9807, 11613, 13983, 22883, 27553, 32627, 36893, 68649, 82659, 97881, 110679, 192871, 228389, 258251, 578613, 685167, 774753, 1350097, 1807757, 2176687, 4050291, 5423271, 6530061, 15236809, 45710427, 106657663, 319972989]

約数ペア:

[(1, 319972989), (3, 106657663), (7, 45710427), (21, 15236809), (49, 6530061), (59, 5423271), (79, 4050291), (147, 2176687), (177, 1807757), (237, 1350097), (413, 774753), (467, 685167), (553, 578613), (1239, 258251), (1401, 228389), (1659, 192871), (2891, 110679), (3269, 97881), (3871, 82659), (4661, 68649), (8673, 36893), (9807, 32627), (11613, 27553), (13983, 22883)]