64725514

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3989}}^1$

素因数の和:4078

約数の個数: 32

約数和(自身を含む): 118742400

約数和(自身を除く): 54016886

約数列:

[1, 2, 7, 14, 19, 38, 61, 122, 133, 266, 427, 854, 1159, 2318, 3989, 7978, 8113, 16226, 27923, 55846, 75791, 151582, 243329, 486658, 530537, 1061074, 1703303, 3406606, 4623251, 9246502, 32362757, 64725514]

約数ペア:

[(1, 64725514), (2, 32362757), (7, 9246502), (14, 4623251), (19, 3406606), (38, 1703303), (61, 1061074), (122, 530537), (133, 486658), (266, 243329), (427, 151582), (854, 75791), (1159, 55846), (2318, 27923), (3989, 16226), (7978, 8113)]