2201218551

素因数分解:

$3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1\times {\mathrm{643}}^1$

素因数の和:1025

約数の個数: 64

約数和(自身を含む): 3808358400

約数和(自身を除く): 1607139849

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 177, 189, 307, 413, 531, 643, 921, 1239, 1593, 1929, 2149, 2763, 3717, 4501, 5787, 6447, 8289, 11151, 13503, 17361, 18113, 19341, 37937, 40509, 54339, 58023, 113811, 121527, 126791, 163017, 197401, 265559, 341433, 380373, 489051, 592203, 796677, 1024299, 1141119, 1381807, 1776609, 2390031, 3423357, 4145421, 5329827, 7170093, 11646659, 12436263, 34939977, 37308789, 81526613, 104819931, 244579839, 314459793, 733739517, 2201218551]

約数ペア:

[(1, 2201218551), (3, 733739517), (7, 314459793), (9, 244579839), (21, 104819931), (27, 81526613), (59, 37308789), (63, 34939977), (177, 12436263), (189, 11646659), (307, 7170093), (413, 5329827), (531, 4145421), (643, 3423357), (921, 2390031), (1239, 1776609), (1593, 1381807), (1929, 1141119), (2149, 1024299), (2763, 796677), (3717, 592203), (4501, 489051), (5787, 380373), (6447, 341433), (8289, 265559), (11151, 197401), (13503, 163017), (17361, 126791), (18113, 121527), (19341, 113811), (37937, 58023), (40509, 54339)]