28979706

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{2887}}^1$

素因数の和:3138

約数の個数: 32

約数和(自身を含む): 66539520

約数和(自身を除く): 37559814

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 239, 478, 717, 1434, 1673, 2887, 3346, 5019, 5774, 8661, 10038, 17322, 20209, 40418, 60627, 121254, 689993, 1379986, 2069979, 4139958, 4829951, 9659902, 14489853, 28979706]

約数ペア:

[(1, 28979706), (2, 14489853), (3, 9659902), (6, 4829951), (7, 4139958), (14, 2069979), (21, 1379986), (42, 689993), (239, 121254), (478, 60627), (717, 40418), (1434, 20209), (1673, 17322), (2887, 10038), (3346, 8661), (5019, 5774)]