2008965

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1$

素因数の和:106

約数の個数: 48

約数和(自身を含む): 3950208

約数和(自身を除く): 1941243

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 53, 57, 95, 105, 133, 159, 265, 285, 361, 371, 399, 665, 795, 1007, 1083, 1113, 1805, 1855, 1995, 2527, 3021, 5035, 5415, 5565, 7049, 7581, 12635, 15105, 19133, 21147, 35245, 37905, 57399, 95665, 105735, 133931, 286995, 401793, 669655, 2008965]

約数ペア:

[(1, 2008965), (3, 669655), (5, 401793), (7, 286995), (15, 133931), (19, 105735), (21, 95665), (35, 57399), (53, 37905), (57, 35245), (95, 21147), (105, 19133), (133, 15105), (159, 12635), (265, 7581), (285, 7049), (361, 5565), (371, 5415), (399, 5035), (665, 3021), (795, 2527), (1007, 1995), (1083, 1855), (1113, 1805)]