1245709815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{61471}}^1$

素因数の和:61679

約数の個数: 32

約数和(自身を含む): 2289709056

約数和(自身を除く): 1043999241

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 193, 579, 965, 1351, 2895, 4053, 6755, 20265, 61471, 184413, 307355, 430297, 922065, 1290891, 2151485, 6454455, 11863903, 35591709, 59319515, 83047321, 177958545, 249141963, 415236605, 1245709815]

約数ペア:

[(1, 1245709815), (3, 415236605), (5, 249141963), (7, 177958545), (15, 83047321), (21, 59319515), (35, 35591709), (105, 11863903), (193, 6454455), (579, 2151485), (965, 1290891), (1351, 922065), (2895, 430297), (4053, 307355), (6755, 184413), (20265, 61471)]