217872663

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{1187}}^1$

素因数の和:1327

約数の個数: 32

約数和(自身を含む): 318193920

約数和(自身を除く): 100321257

約数列:

[1, 3, 17, 51, 59, 61, 177, 183, 1003, 1037, 1187, 3009, 3111, 3561, 3599, 10797, 20179, 60537, 61183, 70033, 72407, 183549, 210099, 217221, 1190561, 1230919, 3571683, 3692757, 4272013, 12816039, 72624221, 217872663]

約数ペア:

[(1, 217872663), (3, 72624221), (17, 12816039), (51, 4272013), (59, 3692757), (61, 3571683), (177, 1230919), (183, 1190561), (1003, 217221), (1037, 210099), (1187, 183549), (3009, 72407), (3111, 70033), (3561, 61183), (3599, 60537), (10797, 20179)]