1948545

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 3706560

約数和(自身を除く): 1758015

約数列:

[1, 3, 5, 9, 15, 19, 43, 45, 53, 57, 95, 129, 159, 171, 215, 265, 285, 387, 477, 645, 795, 817, 855, 1007, 1935, 2279, 2385, 2451, 3021, 4085, 5035, 6837, 7353, 9063, 11395, 12255, 15105, 20511, 34185, 36765, 43301, 45315, 102555, 129903, 216505, 389709, 649515, 1948545]

約数ペア:

[(1, 1948545), (3, 649515), (5, 389709), (9, 216505), (15, 129903), (19, 102555), (43, 45315), (45, 43301), (53, 36765), (57, 34185), (95, 20511), (129, 15105), (159, 12255), (171, 11395), (215, 9063), (265, 7353), (285, 6837), (387, 5035), (477, 4085), (645, 3021), (795, 2451), (817, 2385), (855, 2279), (1007, 1935)]