2501975841

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{29}}^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:207

約数の個数: 72

約数和(自身を含む): 3791065824

約数和(自身を除く): 1289089983

約数列:

[1, 3, 19, 29, 41, 57, 67, 87, 123, 201, 361, 551, 779, 841, 1083, 1189, 1273, 1653, 1943, 2337, 2523, 2747, 3567, 3819, 5829, 8241, 10469, 14801, 15979, 22591, 24187, 31407, 34481, 36917, 44403, 47937, 52193, 56347, 67773, 72561, 79663, 103443, 110751, 156579, 169041, 238989, 303601, 429229, 655139, 701423, 910803, 991667, 1070593, 1287687, 1513597, 1965417, 2104269, 2310227, 2975001, 3211779, 4540791, 6930681, 12447641, 20341267, 28758343, 37342923, 43894313, 61023801, 86275029, 131682939, 833991947, 2501975841]

約数ペア:

[(1, 2501975841), (3, 833991947), (19, 131682939), (29, 86275029), (41, 61023801), (57, 43894313), (67, 37342923), (87, 28758343), (123, 20341267), (201, 12447641), (361, 6930681), (551, 4540791), (779, 3211779), (841, 2975001), (1083, 2310227), (1189, 2104269), (1273, 1965417), (1653, 1513597), (1943, 1287687), (2337, 1070593), (2523, 991667), (2747, 910803), (3567, 701423), (3819, 655139), (5829, 429229), (8241, 303601), (10469, 238989), (14801, 169041), (15979, 156579), (22591, 110751), (24187, 103443), (31407, 79663), (34481, 72561), (36917, 67773), (44403, 56347), (47937, 52193)]