194895981

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{9403}}^1$

素因数の和:9470

約数の個数: 36

約数和(自身を含む): 334481472

約数和(自身を除く): 139585491

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 423, 441, 987, 2303, 2961, 6909, 9403, 20727, 28209, 65821, 84627, 197463, 441941, 460747, 592389, 1325823, 1382241, 3093587, 3977469, 4146723, 9280761, 21655109, 27842283, 64965327, 194895981]

約数ペア:

[(1, 194895981), (3, 64965327), (7, 27842283), (9, 21655109), (21, 9280761), (47, 4146723), (49, 3977469), (63, 3093587), (141, 1382241), (147, 1325823), (329, 592389), (423, 460747), (441, 441941), (987, 197463), (2303, 84627), (2961, 65821), (6909, 28209), (9403, 20727)]