890403975

素因数分解:

$3^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{24889}}^1$

素因数の和:24961

約数の個数: 48

約数和(自身を含む): 1666634400

約数和(自身を除く): 776230425

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 53, 75, 135, 159, 225, 265, 477, 675, 795, 1325, 1431, 2385, 3975, 7155, 11925, 24889, 35775, 74667, 124445, 224001, 373335, 622225, 672003, 1120005, 1319117, 1866675, 3360015, 3957351, 5600025, 6595585, 11872053, 16800075, 19786755, 32977925, 35616159, 59360265, 98933775, 178080795, 296801325, 890403975]

約数ペア:

[(1, 890403975), (3, 296801325), (5, 178080795), (9, 98933775), (15, 59360265), (25, 35616159), (27, 32977925), (45, 19786755), (53, 16800075), (75, 11872053), (135, 6595585), (159, 5600025), (225, 3957351), (265, 3360015), (477, 1866675), (675, 1319117), (795, 1120005), (1325, 672003), (1431, 622225), (2385, 373335), (3975, 224001), (7155, 124445), (11925, 74667), (24889, 35775)]