15511721985

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1\times {\mathrm{1151}}^1$

素因数の和:1663

約数の個数: 96

約数和(自身を含む): 29113344000

約数和(自身を除く): 13601622015

約数列:

[1, 3, 5, 9, 15, 23, 29, 45, 69, 87, 115, 145, 207, 261, 345, 435, 449, 667, 1035, 1151, 1305, 1347, 2001, 2245, 3335, 3453, 4041, 5755, 6003, 6735, 10005, 10327, 10359, 13021, 17265, 20205, 26473, 30015, 30981, 33379, 39063, 51635, 51795, 65105, 79419, 92943, 100137, 117189, 132365, 154905, 166895, 195315, 238257, 299483, 300411, 397095, 464715, 500685, 516799, 585945, 767717, 898449, 1191285, 1497415, 1502055, 1550397, 2303151, 2583995, 2695347, 3838585, 4492245, 4651191, 6909453, 7751985, 11515755, 11886377, 13476735, 14987171, 23255955, 34547265, 35659131, 44961513, 59431885, 74935855, 106977393, 134884539, 178295655, 224807565, 344704933, 534886965, 674422695, 1034114799, 1723524665, 3102344397, 5170573995, 15511721985]

約数ペア:

[(1, 15511721985), (3, 5170573995), (5, 3102344397), (9, 1723524665), (15, 1034114799), (23, 674422695), (29, 534886965), (45, 344704933), (69, 224807565), (87, 178295655), (115, 134884539), (145, 106977393), (207, 74935855), (261, 59431885), (345, 44961513), (435, 35659131), (449, 34547265), (667, 23255955), (1035, 14987171), (1151, 13476735), (1305, 11886377), (1347, 11515755), (2001, 7751985), (2245, 6909453), (3335, 4651191), (3453, 4492245), (4041, 3838585), (5755, 2695347), (6003, 2583995), (6735, 2303151), (10005, 1550397), (10327, 1502055), (10359, 1497415), (13021, 1191285), (17265, 898449), (20205, 767717), (26473, 585945), (30015, 516799), (30981, 500685), (33379, 464715), (39063, 397095), (51635, 300411), (51795, 299483), (65105, 238257), (79419, 195315), (92943, 166895), (100137, 154905), (117189, 132365)]