1387328072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{187883}}^1$

素因数の和:187973

約数の個数: 32

約数和(自身を含む): 2840806080

約数和(自身を除く): 1453478008

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 3692, 7384, 187883, 375766, 751532, 1503064, 2442479, 4884958, 9769916, 13339693, 19539832, 26679386, 53358772, 106717544, 173416009, 346832018, 693664036, 1387328072]

約数ペア:

[(1, 1387328072), (2, 693664036), (4, 346832018), (8, 173416009), (13, 106717544), (26, 53358772), (52, 26679386), (71, 19539832), (104, 13339693), (142, 9769916), (284, 4884958), (568, 2442479), (923, 1503064), (1846, 751532), (3692, 375766), (7384, 187883)]