61431398

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:397

約数の個数: 48

約数和(自身を含む): 112569984

約数和(自身を除く): 51138586

約数列:

[1, 2, 7, 14, 31, 49, 62, 73, 98, 146, 217, 277, 434, 511, 554, 1022, 1519, 1939, 2263, 3038, 3577, 3878, 4526, 7154, 8587, 13573, 15841, 17174, 20221, 27146, 31682, 40442, 60109, 110887, 120218, 141547, 221774, 283094, 420763, 626851, 841526, 990829, 1253702, 1981658, 4387957, 8775914, 30715699, 61431398]

約数ペア:

[(1, 61431398), (2, 30715699), (7, 8775914), (14, 4387957), (31, 1981658), (49, 1253702), (62, 990829), (73, 841526), (98, 626851), (146, 420763), (217, 283094), (277, 221774), (434, 141547), (511, 120218), (554, 110887), (1022, 60109), (1519, 40442), (1939, 31682), (2263, 27146), (3038, 20221), (3577, 17174), (3878, 15841), (4526, 13573), (7154, 8587)]