156912861

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1\times {\mathrm{487}}^1$

素因数の和:793

約数の個数: 32

約数和(自身を含む): 244234240

約数和(自身を除く): 87321379

約数列:

[1, 3, 7, 21, 67, 201, 229, 469, 487, 687, 1407, 1461, 1603, 3409, 4809, 10227, 15343, 32629, 46029, 97887, 107401, 111523, 228403, 322203, 334569, 685209, 780661, 2341983, 7472041, 22416123, 52304287, 156912861]

約数ペア:

[(1, 156912861), (3, 52304287), (7, 22416123), (21, 7472041), (67, 2341983), (201, 780661), (229, 685209), (469, 334569), (487, 322203), (687, 228403), (1407, 111523), (1461, 107401), (1603, 97887), (3409, 46029), (4809, 32629), (10227, 15343)]