66553965

素因数分解:

$3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 118564992

約数和(自身を除く): 52011027

約数列:

[1, 3, 5, 9, 15, 45, 83, 103, 173, 249, 309, 415, 515, 519, 747, 865, 927, 1245, 1545, 1557, 2595, 3735, 4635, 7785, 8549, 14359, 17819, 25647, 42745, 43077, 53457, 71795, 76941, 89095, 128235, 129231, 160371, 215385, 267285, 384705, 646155, 801855, 1478977, 4436931, 7394885, 13310793, 22184655, 66553965]

約数ペア:

[(1, 66553965), (3, 22184655), (5, 13310793), (9, 7394885), (15, 4436931), (45, 1478977), (83, 801855), (103, 646155), (173, 384705), (249, 267285), (309, 215385), (415, 160371), (515, 129231), (519, 128235), (747, 89095), (865, 76941), (927, 71795), (1245, 53457), (1545, 43077), (1557, 42745), (2595, 25647), (3735, 17819), (4635, 14359), (7785, 8549)]