172874955

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61631}}^1$

素因数の和:61667

約数の個数: 32

約数和(自身を含む): 319500288

約数和(自身を除く): 146625333

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 61631, 184893, 308155, 677941, 924465, 1047727, 2033823, 3143181, 3389705, 5238635, 10169115, 11524997, 15715905, 34574991, 57624985, 172874955]

約数ペア:

[(1, 172874955), (3, 57624985), (5, 34574991), (11, 15715905), (15, 11524997), (17, 10169115), (33, 5238635), (51, 3389705), (55, 3143181), (85, 2033823), (165, 1047727), (187, 924465), (255, 677941), (561, 308155), (935, 184893), (2805, 61631)]