13005405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:131

約数の個数: 96

約数和(自身を含む): 28304640

約数和(自身を除く): 15299235

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 41, 45, 53, 57, 63, 95, 105, 123, 133, 159, 171, 205, 265, 285, 287, 315, 369, 371, 399, 477, 615, 665, 779, 795, 855, 861, 1007, 1113, 1197, 1435, 1845, 1855, 1995, 2173, 2337, 2385, 2583, 3021, 3339, 3895, 4305, 5035, 5453, 5565, 5985, 6519, 7011, 7049, 9063, 10865, 11685, 12915, 15105, 15211, 16359, 16695, 19557, 21147, 27265, 32595, 35055, 35245, 41287, 45315, 45633, 49077, 63441, 76055, 81795, 97785, 105735, 123861, 136899, 206435, 228165, 245385, 289009, 317205, 371583, 619305, 684495, 867027, 1445045, 1857915, 2601081, 4335135, 13005405]

約数ペア:

[(1, 13005405), (3, 4335135), (5, 2601081), (7, 1857915), (9, 1445045), (15, 867027), (19, 684495), (21, 619305), (35, 371583), (41, 317205), (45, 289009), (53, 245385), (57, 228165), (63, 206435), (95, 136899), (105, 123861), (123, 105735), (133, 97785), (159, 81795), (171, 76055), (205, 63441), (265, 49077), (285, 45633), (287, 45315), (315, 41287), (369, 35245), (371, 35055), (399, 32595), (477, 27265), (615, 21147), (665, 19557), (779, 16695), (795, 16359), (855, 15211), (861, 15105), (1007, 12915), (1113, 11685), (1197, 10865), (1435, 9063), (1845, 7049), (1855, 7011), (1995, 6519), (2173, 5985), (2337, 5565), (2385, 5453), (2583, 5035), (3021, 4305), (3339, 3895)]