55978425

素因数分解:

$3^3\times 5^2\times {\mathrm{127}}^1\times {\mathrm{653}}^1$

素因数の和:799

約数の個数: 48

約数和(自身を含む): 103802880

約数和(自身を除く): 47824455

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 127, 135, 225, 381, 635, 653, 675, 1143, 1905, 1959, 3175, 3265, 3429, 5715, 5877, 9525, 9795, 16325, 17145, 17631, 28575, 29385, 48975, 82931, 85725, 88155, 146925, 248793, 414655, 440775, 746379, 1243965, 2073275, 2239137, 3731895, 6219825, 11195685, 18659475, 55978425]

約数ペア:

[(1, 55978425), (3, 18659475), (5, 11195685), (9, 6219825), (15, 3731895), (25, 2239137), (27, 2073275), (45, 1243965), (75, 746379), (127, 440775), (135, 414655), (225, 248793), (381, 146925), (635, 88155), (653, 85725), (675, 82931), (1143, 48975), (1905, 29385), (1959, 28575), (3175, 17631), (3265, 17145), (3429, 16325), (5715, 9795), (5877, 9525)]