2639028

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 7136640

約数和(自身を除く): 4497612

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 89, 178, 267, 353, 356, 534, 623, 706, 1059, 1068, 1246, 1412, 1869, 2118, 2471, 2492, 3738, 4236, 4942, 7413, 7476, 9884, 14826, 29652, 31417, 62834, 94251, 125668, 188502, 219919, 377004, 439838, 659757, 879676, 1319514, 2639028]

約数ペア:

[(1, 2639028), (2, 1319514), (3, 879676), (4, 659757), (6, 439838), (7, 377004), (12, 219919), (14, 188502), (21, 125668), (28, 94251), (42, 62834), (84, 31417), (89, 29652), (178, 14826), (267, 9884), (353, 7476), (356, 7413), (534, 4942), (623, 4236), (706, 3738), (1059, 2492), (1068, 2471), (1246, 2118), (1412, 1869)]