440469987

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1\times {\mathrm{421}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 627125760

約数和(自身を除く): 186655773

約数列:

[1, 3, 23, 59, 69, 177, 257, 421, 771, 1263, 1357, 4071, 5911, 9683, 15163, 17733, 24839, 29049, 45489, 74517, 108197, 324591, 348749, 571297, 1046247, 1713891, 2488531, 6383623, 7465593, 19150869, 146823329, 440469987]

約数ペア:

[(1, 440469987), (3, 146823329), (23, 19150869), (59, 7465593), (69, 6383623), (177, 2488531), (257, 1713891), (421, 1046247), (771, 571297), (1263, 348749), (1357, 324591), (4071, 108197), (5911, 74517), (9683, 45489), (15163, 29049), (17733, 24839)]