1278967539

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{2339}}^1$

素因数の和:2595

約数の個数: 32

約数和(自身を含む): 1839801600

約数和(自身を除く): 560834061

約数列:

[1, 3, 19, 53, 57, 159, 181, 543, 1007, 2339, 3021, 3439, 7017, 9593, 10317, 28779, 44441, 123967, 133323, 182267, 371901, 423359, 546801, 1270077, 2355373, 7066119, 8043821, 22438027, 24131463, 67314081, 426322513, 1278967539]

約数ペア:

[(1, 1278967539), (3, 426322513), (19, 67314081), (53, 24131463), (57, 22438027), (159, 8043821), (181, 7066119), (543, 2355373), (1007, 1270077), (2339, 546801), (3021, 423359), (3439, 371901), (7017, 182267), (9593, 133323), (10317, 123967), (28779, 44441)]