25821969

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:365

約数の個数: 24

約数和(自身を含む): 36832032

約数和(自身を除く): 11010063

約数列:

[1, 3, 19, 57, 113, 211, 339, 361, 633, 1083, 2147, 4009, 6441, 12027, 23843, 40793, 71529, 76171, 122379, 228513, 453017, 1359051, 8607323, 25821969]

約数ペア:

[(1, 25821969), (3, 8607323), (19, 1359051), (57, 453017), (113, 228513), (211, 122379), (339, 76171), (361, 71529), (633, 40793), (1083, 23843), (2147, 12027), (4009, 6441)]