25895289

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 41322240

約数和(自身を除く): 15426951

約数列:

[1, 3, 7, 21, 29, 87, 101, 203, 303, 421, 609, 707, 1263, 2121, 2929, 2947, 8787, 8841, 12209, 20503, 36627, 42521, 61509, 85463, 127563, 256389, 297647, 892941, 1233109, 3699327, 8631763, 25895289]

約数ペア:

[(1, 25895289), (3, 8631763), (7, 3699327), (21, 1233109), (29, 892941), (87, 297647), (101, 256389), (203, 127563), (303, 85463), (421, 61509), (609, 42521), (707, 36627), (1263, 20503), (2121, 12209), (2929, 8841), (2947, 8787)]