1235381979

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1\times {\mathrm{1123}}^1$

素因数の和:1627

約数の個数: 32

約数和(自身を含む): 1806241024

約数和(自身を除く): 570859045

約数列:

[1, 3, 13, 39, 67, 201, 421, 871, 1123, 1263, 2613, 3369, 5473, 14599, 16419, 28207, 43797, 75241, 84621, 225723, 366691, 472783, 978133, 1100073, 1418349, 2934399, 6146179, 18438537, 31676461, 95029383, 411793993, 1235381979]

約数ペア:

[(1, 1235381979), (3, 411793993), (13, 95029383), (39, 31676461), (67, 18438537), (201, 6146179), (421, 2934399), (871, 1418349), (1123, 1100073), (1263, 978133), (2613, 472783), (3369, 366691), (5473, 225723), (14599, 84621), (16419, 75241), (28207, 43797)]