127725554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{907}}^1$

素因数の和:1130

約数の個数: 32

約数和(自身を含む): 216133056

約数和(自身を除く): 88407502

約数列:

[1, 2, 11, 22, 37, 74, 173, 346, 407, 814, 907, 1814, 1903, 3806, 6401, 9977, 12802, 19954, 33559, 67118, 70411, 140822, 156911, 313822, 369149, 738298, 1726021, 3452042, 5805707, 11611414, 63862777, 127725554]

約数ペア:

[(1, 127725554), (2, 63862777), (11, 11611414), (22, 5805707), (37, 3452042), (74, 1726021), (173, 738298), (346, 369149), (407, 313822), (814, 156911), (907, 140822), (1814, 70411), (1903, 67118), (3806, 33559), (6401, 19954), (9977, 12802)]