266918604897

素因数分解:

$3^1\times 7^1\times {\mathrm{13997}}^1\times {\mathrm{908081}}^1$

素因数の和:922088

約数の個数: 16

約数和(自身を含む): 406762618752

約数和(自身を除く): 139844013855

約数列:

[1, 3, 7, 21, 13997, 41991, 97979, 293937, 908081, 2724243, 6356567, 19069701, 12710409757, 38131229271, 88972868299, 266918604897]

約数ペア:

[(1, 266918604897), (3, 88972868299), (7, 38131229271), (21, 12710409757), (13997, 19069701), (41991, 6356567), (97979, 2724243), (293937, 908081)]