1284286724

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{39989}}^1$

素因数の和:40068

約数の個数: 48

約数和(自身を含む): 2723159040

約数和(自身を除く): 1438872316

約数列:

[1, 2, 4, 7, 14, 28, 31, 37, 62, 74, 124, 148, 217, 259, 434, 518, 868, 1036, 1147, 2294, 4588, 8029, 16058, 32116, 39989, 79978, 159956, 279923, 559846, 1119692, 1239659, 1479593, 2479318, 2959186, 4958636, 5918372, 8677613, 10357151, 17355226, 20714302, 34710452, 41428604, 45867383, 91734766, 183469532, 321071681, 642143362, 1284286724]

約数ペア:

[(1, 1284286724), (2, 642143362), (4, 321071681), (7, 183469532), (14, 91734766), (28, 45867383), (31, 41428604), (37, 34710452), (62, 20714302), (74, 17355226), (124, 10357151), (148, 8677613), (217, 5918372), (259, 4958636), (434, 2959186), (518, 2479318), (868, 1479593), (1036, 1239659), (1147, 1119692), (2294, 559846), (4588, 279923), (8029, 159956), (16058, 79978), (32116, 39989)]