219817675

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{1483}}^1$

素因数の和:1529

約数の個数: 54

約数和(自身を含む): 348756324

約数和(自身を除く): 128938649

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 121, 175, 245, 275, 385, 539, 605, 847, 1225, 1483, 1925, 2695, 3025, 4235, 5929, 7415, 10381, 13475, 16313, 21175, 29645, 37075, 51905, 72667, 81565, 114191, 148225, 179443, 259525, 363335, 407825, 570955, 799337, 897215, 1256101, 1816675, 2854775, 3996685, 4486075, 6280505, 8792707, 19983425, 31402525, 43963535, 219817675]

約数ペア:

[(1, 219817675), (5, 43963535), (7, 31402525), (11, 19983425), (25, 8792707), (35, 6280505), (49, 4486075), (55, 3996685), (77, 2854775), (121, 1816675), (175, 1256101), (245, 897215), (275, 799337), (385, 570955), (539, 407825), (605, 363335), (847, 259525), (1225, 179443), (1483, 148225), (1925, 114191), (2695, 81565), (3025, 72667), (4235, 51905), (5929, 37075), (7415, 29645), (10381, 21175), (13475, 16313)]