1217559681

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{3019}}^1$

素因数の和:3427

約数の個数: 40

約数和(自身を含む): 1964497920

約数和(自身を除く): 746938239

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 383, 1053, 1149, 3019, 3447, 4979, 9057, 10341, 14937, 27171, 31023, 39247, 44811, 81513, 117741, 134433, 244539, 353223, 403299, 1059669, 1156277, 3179007, 3468831, 10406493, 15031601, 31219479, 45094803, 93658437, 135284409, 405853227, 1217559681]

約数ペア:

[(1, 1217559681), (3, 405853227), (9, 135284409), (13, 93658437), (27, 45094803), (39, 31219479), (81, 15031601), (117, 10406493), (351, 3468831), (383, 3179007), (1053, 1156277), (1149, 1059669), (3019, 403299), (3447, 353223), (4979, 244539), (9057, 134433), (10341, 117741), (14937, 81513), (27171, 44811), (31023, 39247)]