255898989

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{59}}^1\times {\mathrm{911}}^1$

素因数の和:1022

約数の個数: 36

約数和(自身を含む): 393382080

約数和(自身を除く): 137483091

約数列:

[1, 3, 9, 23, 59, 69, 177, 207, 529, 531, 911, 1357, 1587, 2733, 4071, 4761, 8199, 12213, 20953, 31211, 53749, 62859, 93633, 161247, 188577, 280899, 481919, 483741, 1236227, 1445757, 3708681, 4337271, 11126043, 28433221, 85299663, 255898989]

約数ペア:

[(1, 255898989), (3, 85299663), (9, 28433221), (23, 11126043), (59, 4337271), (69, 3708681), (177, 1445757), (207, 1236227), (529, 483741), (531, 481919), (911, 280899), (1357, 188577), (1587, 161247), (2733, 93633), (4071, 62859), (4761, 53749), (8199, 31211), (12213, 20953)]