1222949007

素因数分解:

$3^2\times 7^3\times {\mathrm{421}}^1\times {\mathrm{941}}^1$

素因数の和:1389

約数の個数: 48

約数和(自身を含む): 2067124800

約数和(自身を除く): 844175793

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 421, 441, 941, 1029, 1263, 2823, 2947, 3087, 3789, 6587, 8469, 8841, 19761, 20629, 26523, 46109, 59283, 61887, 138327, 144403, 185661, 322763, 396161, 414981, 433209, 968289, 1188483, 1299627, 2773127, 2904867, 3565449, 8319381, 19411889, 24958143, 58235667, 135883223, 174707001, 407649669, 1222949007]

約数ペア:

[(1, 1222949007), (3, 407649669), (7, 174707001), (9, 135883223), (21, 58235667), (49, 24958143), (63, 19411889), (147, 8319381), (343, 3565449), (421, 2904867), (441, 2773127), (941, 1299627), (1029, 1188483), (1263, 968289), (2823, 433209), (2947, 414981), (3087, 396161), (3789, 322763), (6587, 185661), (8469, 144403), (8841, 138327), (19761, 61887), (20629, 59283), (26523, 46109)]