1555107953

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 1959249600

約数和(自身を除く): 404141647

約数列:

[1, 7, 19, 49, 61, 133, 139, 197, 427, 931, 973, 1159, 1379, 2641, 2989, 3743, 6811, 8113, 8479, 9653, 12017, 18487, 26201, 27383, 56791, 59353, 84119, 129409, 161101, 183407, 191681, 228323, 415471, 520277, 588833, 1127707, 1341767, 1598261, 1670363, 3641939, 7893949, 11187827, 11692541, 25493573, 31736897, 81847787, 222158279, 1555107953]

約数ペア:

[(1, 1555107953), (7, 222158279), (19, 81847787), (49, 31736897), (61, 25493573), (133, 11692541), (139, 11187827), (197, 7893949), (427, 3641939), (931, 1670363), (973, 1598261), (1159, 1341767), (1379, 1127707), (2641, 588833), (2989, 520277), (3743, 415471), (6811, 228323), (8113, 191681), (8479, 183407), (9653, 161101), (12017, 129409), (18487, 84119), (26201, 59353), (27383, 56791)]