64894718

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{521}}^1$

素因数の和:609

約数の個数: 48

約数和(自身を含む): 119968128

約数和(自身を除く): 55073410

約数列:

[1, 2, 7, 14, 31, 41, 49, 62, 82, 98, 217, 287, 434, 521, 574, 1042, 1271, 1519, 2009, 2542, 3038, 3647, 4018, 7294, 8897, 16151, 17794, 21361, 25529, 32302, 42722, 51058, 62279, 113057, 124558, 149527, 226114, 299054, 662191, 791399, 1046689, 1324382, 1582798, 2093378, 4635337, 9270674, 32447359, 64894718]

約数ペア:

[(1, 64894718), (2, 32447359), (7, 9270674), (14, 4635337), (31, 2093378), (41, 1582798), (49, 1324382), (62, 1046689), (82, 791399), (98, 662191), (217, 299054), (287, 226114), (434, 149527), (521, 124558), (574, 113057), (1042, 62279), (1271, 51058), (1519, 42722), (2009, 32302), (2542, 25529), (3038, 21361), (3647, 17794), (4018, 16151), (7294, 8897)]