16763985

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2801}}^1$

素因数の和:2838

約数の個数: 48

約数和(自身を含む): 34968960

約数和(自身を除く): 18204975

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 2801, 5985, 8403, 14005, 19607, 25209, 42015, 53219, 58821, 98035, 126045, 159657, 176463, 266095, 294105, 372533, 478971, 798285, 882315, 1117599, 1862665, 2394855, 3352797, 5587995, 16763985]

約数ペア:

[(1, 16763985), (3, 5587995), (5, 3352797), (7, 2394855), (9, 1862665), (15, 1117599), (19, 882315), (21, 798285), (35, 478971), (45, 372533), (57, 294105), (63, 266095), (95, 176463), (105, 159657), (133, 126045), (171, 98035), (285, 58821), (315, 53219), (399, 42015), (665, 25209), (855, 19607), (1197, 14005), (1995, 8403), (2801, 5985)]