47490915

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 83607552

約数和(自身を除く): 36116637

約数列:

[1, 3, 5, 15, 31, 41, 47, 53, 93, 123, 141, 155, 159, 205, 235, 265, 465, 615, 705, 795, 1271, 1457, 1643, 1927, 2173, 2491, 3813, 4371, 4929, 5781, 6355, 6519, 7285, 7473, 8215, 9635, 10865, 12455, 19065, 21855, 24645, 28905, 32595, 37365, 59737, 67363, 77221, 102131, 179211, 202089, 231663, 298685, 306393, 336815, 386105, 510655, 896055, 1010445, 1158315, 1531965, 3166061, 9498183, 15830305, 47490915]

約数ペア:

[(1, 47490915), (3, 15830305), (5, 9498183), (15, 3166061), (31, 1531965), (41, 1158315), (47, 1010445), (53, 896055), (93, 510655), (123, 386105), (141, 336815), (155, 306393), (159, 298685), (205, 231663), (235, 202089), (265, 179211), (465, 102131), (615, 77221), (705, 67363), (795, 59737), (1271, 37365), (1457, 32595), (1643, 28905), (1927, 24645), (2173, 21855), (2491, 19065), (3813, 12455), (4371, 10865), (4929, 9635), (5781, 8215), (6355, 7473), (6519, 7285)]