201977993

素因数分解:

$7^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1\times {\mathrm{983}}^1$

素因数の和:1336

約数の個数: 16

約数和(自身を含む): 233798400

約数和(自身を除く): 31820407

約数列:

[1, 7, 149, 197, 983, 1043, 1379, 6881, 29353, 146467, 193651, 205471, 1025269, 1355557, 28853999, 201977993]

約数ペア:

[(1, 201977993), (7, 28853999), (149, 1355557), (197, 1025269), (983, 205471), (1043, 193651), (1379, 146467), (6881, 29353)]