61665645

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3803}}^1$

素因数の和:3881

約数の個数: 32

約数和(自身を含む): 105172992

約数和(自身を除く): 43507347

約数列:

[1, 3, 5, 15, 23, 47, 69, 115, 141, 235, 345, 705, 1081, 3243, 3803, 5405, 11409, 16215, 19015, 57045, 87469, 178741, 262407, 437345, 536223, 893705, 1312035, 2681115, 4111043, 12333129, 20555215, 61665645]

約数ペア:

[(1, 61665645), (3, 20555215), (5, 12333129), (15, 4111043), (23, 2681115), (47, 1312035), (69, 893705), (115, 536223), (141, 437345), (235, 262407), (345, 178741), (705, 87469), (1081, 57045), (3243, 19015), (3803, 16215), (5405, 11409)]