303606719

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 357504000

約数和(自身を除く): 53897281

約数列:

[1, 13, 19, 37, 139, 239, 247, 481, 703, 1807, 2641, 3107, 4541, 5143, 8843, 9139, 33221, 34333, 59033, 66859, 97717, 114959, 168017, 431873, 631199, 1229177, 1270321, 2184221, 8205587, 15979301, 23354363, 303606719]

約数ペア:

[(1, 303606719), (13, 23354363), (19, 15979301), (37, 8205587), (139, 2184221), (239, 1270321), (247, 1229177), (481, 631199), (703, 431873), (1807, 168017), (2641, 114959), (3107, 97717), (4541, 66859), (5143, 59033), (8843, 34333), (9139, 33221)]