28321398

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4241}}^1$

素因数の和:4309

約数の個数: 48

約数和(自身を含む): 71469216

約数和(自身を除く): 43147818

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 63, 106, 126, 159, 318, 371, 477, 742, 954, 1113, 2226, 3339, 4241, 6678, 8482, 12723, 25446, 29687, 38169, 59374, 76338, 89061, 178122, 224773, 267183, 449546, 534366, 674319, 1348638, 1573411, 2022957, 3146822, 4045914, 4720233, 9440466, 14160699, 28321398]

約数ペア:

[(1, 28321398), (2, 14160699), (3, 9440466), (6, 4720233), (7, 4045914), (9, 3146822), (14, 2022957), (18, 1573411), (21, 1348638), (42, 674319), (53, 534366), (63, 449546), (106, 267183), (126, 224773), (159, 178122), (318, 89061), (371, 76338), (477, 59374), (742, 38169), (954, 29687), (1113, 25446), (2226, 12723), (3339, 8482), (4241, 6678)]