211205241

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{293}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 338384592

約数和(自身を除く): 127179351

約数列:

[1, 3, 9, 13, 39, 61, 101, 117, 183, 293, 303, 549, 793, 879, 909, 1313, 2379, 2637, 3809, 3939, 6161, 7137, 11427, 11817, 17873, 18483, 29593, 34281, 53619, 55449, 80093, 88779, 160857, 232349, 240279, 266337, 384709, 697047, 720837, 1154127, 1805173, 2091141, 3462381, 5415519, 16246557, 23467249, 70401747, 211205241]

約数ペア:

[(1, 211205241), (3, 70401747), (9, 23467249), (13, 16246557), (39, 5415519), (61, 3462381), (101, 2091141), (117, 1805173), (183, 1154127), (293, 720837), (303, 697047), (549, 384709), (793, 266337), (879, 240279), (909, 232349), (1313, 160857), (2379, 88779), (2637, 80093), (3809, 55449), (3939, 53619), (6161, 34281), (7137, 29593), (11427, 18483), (11817, 17873)]