121280901

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1\times {\mathrm{271}}^1$

素因数の和:593

約数の個数: 32

約数和(自身を含む): 188215296

約数和(自身を除く): 66934395

約数列:

[1, 3, 7, 21, 101, 211, 271, 303, 633, 707, 813, 1477, 1897, 2121, 4431, 5691, 21311, 27371, 57181, 63933, 82113, 149177, 171543, 191597, 400267, 447531, 574791, 1200801, 5775281, 17325843, 40426967, 121280901]

約数ペア:

[(1, 121280901), (3, 40426967), (7, 17325843), (21, 5775281), (101, 1200801), (211, 574791), (271, 447531), (303, 400267), (633, 191597), (707, 171543), (813, 149177), (1477, 82113), (1897, 63933), (2121, 57181), (4431, 27371), (5691, 21311)]