1221189252479

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{20165947}}^1$

素因数の和:20166206

約数の個数: 16

約数和(自身を含む): 1436460807936

約数和(自身を除く): 215271555457

約数列:

[1, 7, 41, 211, 287, 1477, 8651, 60557, 20165947, 141161629, 826803827, 4255014817, 5787626789, 29785103719, 174455607497, 1221189252479]

約数ペア:

[(1, 1221189252479), (7, 174455607497), (41, 29785103719), (211, 5787626789), (287, 4255014817), (1477, 826803827), (8651, 141161629), (60557, 20165947)]