2828511

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:188

約数の個数: 48

約数和(自身を含む): 5241600

約数和(自身を除く): 2413089

約数列:

[1, 3, 7, 9, 17, 19, 21, 51, 57, 63, 119, 133, 139, 153, 171, 323, 357, 399, 417, 969, 973, 1071, 1197, 1251, 2261, 2363, 2641, 2907, 2919, 6783, 7089, 7923, 8757, 16541, 18487, 20349, 21267, 23769, 44897, 49623, 55461, 134691, 148869, 166383, 314279, 404073, 942837, 2828511]

約数ペア:

[(1, 2828511), (3, 942837), (7, 404073), (9, 314279), (17, 166383), (19, 148869), (21, 134691), (51, 55461), (57, 49623), (63, 44897), (119, 23769), (133, 21267), (139, 20349), (153, 18487), (171, 16541), (323, 8757), (357, 7923), (399, 7089), (417, 6783), (969, 2919), (973, 2907), (1071, 2641), (1197, 2363), (1251, 2261)]