1680970005

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{261223}}^1$

素因数の和:261258

約数の個数: 48

約数和(自身を含む): 3423079296

約数和(自身を除く): 1742109291

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 1287, 2145, 6435, 261223, 783669, 1306115, 2351007, 2873453, 3395899, 3918345, 8620359, 10187697, 11755035, 14367265, 16979495, 25861077, 30563091, 37354889, 43101795, 50938485, 112064667, 129305385, 152815455, 186774445, 336194001, 560323335, 1680970005]

約数ペア:

[(1, 1680970005), (3, 560323335), (5, 336194001), (9, 186774445), (11, 152815455), (13, 129305385), (15, 112064667), (33, 50938485), (39, 43101795), (45, 37354889), (55, 30563091), (65, 25861077), (99, 16979495), (117, 14367265), (143, 11755035), (165, 10187697), (195, 8620359), (429, 3918345), (495, 3395899), (585, 2873453), (715, 2351007), (1287, 1306115), (2145, 783669), (6435, 261223)]