28450809

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9787}}^1$

素因数の和:9829

約数の個数: 24

約数和(自身を含む): 45807840

約数和(自身を除く): 17357031

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 9787, 29361, 88083, 166379, 185953, 499137, 557859, 1497411, 1673577, 3161201, 9483603, 28450809]

約数ペア:

[(1, 28450809), (3, 9483603), (9, 3161201), (17, 1673577), (19, 1497411), (51, 557859), (57, 499137), (153, 185953), (171, 166379), (323, 88083), (969, 29361), (2907, 9787)]