1681533

素因数分解:

$3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:95

約数の個数: 48

約数和(自身を含む): 3064320

約数和(自身を除く): 1382787

約数列:

[1, 3, 7, 9, 21, 27, 31, 41, 49, 63, 93, 123, 147, 189, 217, 279, 287, 369, 441, 651, 837, 861, 1107, 1271, 1323, 1519, 1953, 2009, 2583, 3813, 4557, 5859, 6027, 7749, 8897, 11439, 13671, 18081, 26691, 34317, 41013, 54243, 62279, 80073, 186837, 240219, 560511, 1681533]

約数ペア:

[(1, 1681533), (3, 560511), (7, 240219), (9, 186837), (21, 80073), (27, 62279), (31, 54243), (41, 41013), (49, 34317), (63, 26691), (93, 18081), (123, 13671), (147, 11439), (189, 8897), (217, 7749), (279, 6027), (287, 5859), (369, 4557), (441, 3813), (651, 2583), (837, 2009), (861, 1953), (1107, 1519), (1271, 1323)]