2641665

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:94

約数の個数: 64

約数和(自身を含む): 5160960

約数和(自身を除く): 2519295

約数列:

[1, 3, 5, 13, 15, 19, 23, 31, 39, 57, 65, 69, 93, 95, 115, 155, 195, 247, 285, 299, 345, 403, 437, 465, 589, 713, 741, 897, 1209, 1235, 1311, 1495, 1767, 2015, 2139, 2185, 2945, 3565, 3705, 4485, 5681, 6045, 6555, 7657, 8835, 9269, 10695, 13547, 17043, 22971, 27807, 28405, 38285, 40641, 46345, 67735, 85215, 114855, 139035, 176111, 203205, 528333, 880555, 2641665]

約数ペア:

[(1, 2641665), (3, 880555), (5, 528333), (13, 203205), (15, 176111), (19, 139035), (23, 114855), (31, 85215), (39, 67735), (57, 46345), (65, 40641), (69, 38285), (93, 28405), (95, 27807), (115, 22971), (155, 17043), (195, 13547), (247, 10695), (285, 9269), (299, 8835), (345, 7657), (403, 6555), (437, 6045), (465, 5681), (589, 4485), (713, 3705), (741, 3565), (897, 2945), (1209, 2185), (1235, 2139), (1311, 2015), (1495, 1767)]