618423039

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1973}}^1$

素因数の和:2061

約数の個数: 64

約数和(自身を含む): 1061222400

約数和(自身を除く): 442799361

約数列:

[1, 3, 9, 13, 19, 27, 39, 47, 57, 117, 141, 171, 247, 351, 423, 513, 611, 741, 893, 1269, 1833, 1973, 2223, 2679, 5499, 5919, 6669, 8037, 11609, 16497, 17757, 24111, 25649, 34827, 37487, 53271, 76947, 92731, 104481, 112461, 230841, 278193, 313443, 337383, 487331, 692523, 834579, 1012149, 1205503, 1461993, 1761889, 2503737, 3616509, 4385979, 5285667, 10849527, 13157937, 15857001, 22904557, 32548581, 47571003, 68713671, 206141013, 618423039]

約数ペア:

[(1, 618423039), (3, 206141013), (9, 68713671), (13, 47571003), (19, 32548581), (27, 22904557), (39, 15857001), (47, 13157937), (57, 10849527), (117, 5285667), (141, 4385979), (171, 3616509), (247, 2503737), (351, 1761889), (423, 1461993), (513, 1205503), (611, 1012149), (741, 834579), (893, 692523), (1269, 487331), (1833, 337383), (1973, 313443), (2223, 278193), (2679, 230841), (5499, 112461), (5919, 104481), (6669, 92731), (8037, 76947), (11609, 53271), (16497, 37487), (17757, 34827), (24111, 25649)]