256151922

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{55661}}^1$

素因数の和:55738

約数の個数: 32

約数和(自身を含む): 561072960

約数和(自身を除く): 304921038

約数列:

[1, 2, 3, 6, 13, 26, 39, 59, 78, 118, 177, 354, 767, 1534, 2301, 4602, 55661, 111322, 166983, 333966, 723593, 1447186, 2170779, 3283999, 4341558, 6567998, 9851997, 19703994, 42691987, 85383974, 128075961, 256151922]

約数ペア:

[(1, 256151922), (2, 128075961), (3, 85383974), (6, 42691987), (13, 19703994), (26, 9851997), (39, 6567998), (59, 4341558), (78, 3283999), (118, 2170779), (177, 1447186), (354, 723593), (767, 333966), (1534, 166983), (2301, 111322), (4602, 55661)]