145689908

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{400247}}^1$

素因数の和:400271

約数の個数: 24

約数和(自身を含む): 313794432

約数和(自身を除く): 168104524

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 400247, 800494, 1600988, 2801729, 5203211, 5603458, 10406422, 11206916, 20812844, 36422477, 72844954, 145689908]

約数ペア:

[(1, 145689908), (2, 72844954), (4, 36422477), (7, 20812844), (13, 11206916), (14, 10406422), (26, 5603458), (28, 5203211), (52, 2801729), (91, 1600988), (182, 800494), (364, 400247)]