3500000007

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{983}}^1\times {\mathrm{3943}}^1$

素因数の和:4979

約数の個数: 32

約数和(自身を含む): 5464301568

約数和(自身を除く): 1964301561

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 983, 2949, 3943, 6881, 11829, 20643, 27601, 42269, 82803, 126807, 169549, 295883, 508647, 887649, 1186843, 3560529, 3875969, 11627907, 27131783, 81395349, 166666667, 500000001, 1166666669, 3500000007]

約数ペア:

[(1, 3500000007), (3, 1166666669), (7, 500000001), (21, 166666667), (43, 81395349), (129, 27131783), (301, 11627907), (903, 3875969), (983, 3560529), (2949, 1186843), (3943, 887649), (6881, 508647), (11829, 295883), (20643, 169549), (27601, 126807), (42269, 82803)]