2011340457

素因数分解:

$3^3\times 7^1\times {\mathrm{73}}^2\times {\mathrm{1997}}^1$

素因数の和:2159

約数の個数: 48

約数和(自身を含む): 3454462080

約数和(自身を除く): 1443121623

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 189, 219, 511, 657, 1533, 1971, 1997, 4599, 5329, 5991, 13797, 13979, 15987, 17973, 37303, 41937, 47961, 53919, 111909, 125811, 143883, 145781, 335727, 377433, 437343, 1007181, 1020467, 1312029, 3061401, 3936087, 9184203, 10642013, 27552609, 31926039, 74494091, 95778117, 223482273, 287334351, 670446819, 2011340457]

約数ペア:

[(1, 2011340457), (3, 670446819), (7, 287334351), (9, 223482273), (21, 95778117), (27, 74494091), (63, 31926039), (73, 27552609), (189, 10642013), (219, 9184203), (511, 3936087), (657, 3061401), (1533, 1312029), (1971, 1020467), (1997, 1007181), (4599, 437343), (5329, 377433), (5991, 335727), (13797, 145781), (13979, 143883), (15987, 125811), (17973, 111909), (37303, 53919), (41937, 47961)]