171771205

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{317}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 221862240

約数和(自身を除く): 50091035

約数列:

[1, 5, 29, 37, 101, 145, 185, 317, 505, 1073, 1585, 2929, 3737, 5365, 9193, 11729, 14645, 18685, 32017, 45965, 58645, 108373, 160085, 340141, 541865, 928493, 1184629, 1700705, 4642465, 5923145, 34354241, 171771205]

約数ペア:

[(1, 171771205), (5, 34354241), (29, 5923145), (37, 4642465), (101, 1700705), (145, 1184629), (185, 928493), (317, 541865), (505, 340141), (1073, 160085), (1585, 108373), (2929, 58645), (3737, 45965), (5365, 32017), (9193, 18685), (11729, 14645)]