16257984255

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{25391}}^1$

素因数の和:25459

約数の個数: 96

約数和(自身を含む): 31942729728

約数和(自身を除く): 15684745473

約数列:

[1, 3, 5, 9, 15, 17, 27, 31, 45, 51, 81, 85, 93, 135, 153, 155, 243, 255, 279, 405, 459, 465, 527, 765, 837, 1215, 1377, 1395, 1581, 2295, 2511, 2635, 4131, 4185, 4743, 6885, 7533, 7905, 12555, 14229, 20655, 23715, 25391, 37665, 42687, 71145, 76173, 126955, 128061, 213435, 228519, 380865, 431647, 640305, 685557, 787121, 1142595, 1294941, 2056671, 2158235, 2361363, 3427785, 3884823, 3935605, 6170013, 6474705, 7084089, 10283355, 11654469, 11806815, 13381057, 19424115, 21252267, 30850065, 34963407, 35420445, 40143171, 58272345, 63756801, 66905285, 104890221, 106261335, 120429513, 174817035, 191270403, 200715855, 318784005, 361288539, 524451105, 602147565, 956352015, 1083865617, 1806442695, 3251596851, 5419328085, 16257984255]

約数ペア:

[(1, 16257984255), (3, 5419328085), (5, 3251596851), (9, 1806442695), (15, 1083865617), (17, 956352015), (27, 602147565), (31, 524451105), (45, 361288539), (51, 318784005), (81, 200715855), (85, 191270403), (93, 174817035), (135, 120429513), (153, 106261335), (155, 104890221), (243, 66905285), (255, 63756801), (279, 58272345), (405, 40143171), (459, 35420445), (465, 34963407), (527, 30850065), (765, 21252267), (837, 19424115), (1215, 13381057), (1377, 11806815), (1395, 11654469), (1581, 10283355), (2295, 7084089), (2511, 6474705), (2635, 6170013), (4131, 3935605), (4185, 3884823), (4743, 3427785), (6885, 2361363), (7533, 2158235), (7905, 2056671), (12555, 1294941), (14229, 1142595), (20655, 787121), (23715, 685557), (25391, 640305), (37665, 431647), (42687, 380865), (71145, 228519), (76173, 213435), (126955, 128061)]