208029465

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{73379}}^1$

素因数の和:73403

約数の個数: 40

約数和(自身を含む): 426191040

約数和(自身を除く): 218161575

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 73379, 220137, 366895, 513653, 660411, 1100685, 1540959, 1981233, 2568265, 3302055, 4622877, 5943699, 7704795, 9906165, 13868631, 23114385, 29718495, 41605893, 69343155, 208029465]

約数ペア:

[(1, 208029465), (3, 69343155), (5, 41605893), (7, 29718495), (9, 23114385), (15, 13868631), (21, 9906165), (27, 7704795), (35, 5943699), (45, 4622877), (63, 3302055), (81, 2568265), (105, 1981233), (135, 1540959), (189, 1100685), (315, 660411), (405, 513653), (567, 366895), (945, 220137), (2835, 73379)]