177142719

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3919}}^1$

素因数の和:4015

約数の個数: 32

約数和(自身を含む): 272204800

約数和(自身を除く): 95062081

約数列:

[1, 3, 13, 19, 39, 57, 61, 183, 247, 741, 793, 1159, 2379, 3477, 3919, 11757, 15067, 45201, 50947, 74461, 152841, 223383, 239059, 717177, 967993, 2903979, 3107767, 4542121, 9323301, 13626363, 59047573, 177142719]

約数ペア:

[(1, 177142719), (3, 59047573), (13, 13626363), (19, 9323301), (39, 4542121), (57, 3107767), (61, 2903979), (183, 967993), (247, 717177), (741, 239059), (793, 223383), (1159, 152841), (2379, 74461), (3477, 50947), (3919, 45201), (11757, 15067)]