1287360255

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1\times {\mathrm{7331}}^1$

素因数の和:7871

約数の個数: 32

約数和(自身を含む): 2153848320

約数和(自身を除く): 866488065

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 509, 1527, 2545, 7331, 7635, 11707, 21993, 35121, 36655, 58535, 109965, 168613, 175605, 505839, 843065, 2529195, 3731479, 11194437, 18657395, 55972185, 85824017, 257472051, 429120085, 1287360255]

約数ペア:

[(1, 1287360255), (3, 429120085), (5, 257472051), (15, 85824017), (23, 55972185), (69, 18657395), (115, 11194437), (345, 3731479), (509, 2529195), (1527, 843065), (2545, 505839), (7331, 175605), (7635, 168613), (11707, 109965), (21993, 58535), (35121, 36655)]