162556989

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{7687}}^1$

素因数の和:7769

約数の個数: 32

約数和(自身を含む): 265697280

約数和(自身を除く): 103140291

約数列:

[1, 3, 7, 19, 21, 53, 57, 133, 159, 371, 399, 1007, 1113, 3021, 7049, 7687, 21147, 23061, 53809, 146053, 161427, 407411, 438159, 1022371, 1222233, 2851877, 3067113, 7740809, 8555631, 23222427, 54185663, 162556989]

約数ペア:

[(1, 162556989), (3, 54185663), (7, 23222427), (19, 8555631), (21, 7740809), (53, 3067113), (57, 2851877), (133, 1222233), (159, 1022371), (371, 438159), (399, 407411), (1007, 161427), (1113, 146053), (3021, 53809), (7049, 23061), (7687, 21147)]