613884813

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^2$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 912890880

約数和(自身を除く): 299006067

約数列:

[1, 3, 19, 43, 47, 57, 73, 129, 141, 219, 817, 893, 1387, 2021, 2451, 2679, 3139, 3431, 4161, 5329, 6063, 9417, 10293, 15987, 38399, 59641, 65189, 101251, 115197, 147533, 178923, 195567, 229147, 250463, 303753, 442599, 687441, 751389, 2803127, 4353793, 4758797, 8409381, 10769909, 13061379, 14276391, 32309727, 204628271, 613884813]

約数ペア:

[(1, 613884813), (3, 204628271), (19, 32309727), (43, 14276391), (47, 13061379), (57, 10769909), (73, 8409381), (129, 4758797), (141, 4353793), (219, 2803127), (817, 751389), (893, 687441), (1387, 442599), (2021, 303753), (2451, 250463), (2679, 229147), (3139, 195567), (3431, 178923), (4161, 147533), (5329, 115197), (6063, 101251), (9417, 65189), (10293, 59641), (15987, 38399)]