520098381

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:176

約数の個数: 128

約数和(自身を含む): 945561600

約数和(自身を除く): 425463219

約数列:

[1, 3, 9, 11, 19, 27, 33, 37, 47, 53, 57, 99, 111, 141, 159, 171, 209, 297, 333, 407, 423, 477, 513, 517, 583, 627, 703, 893, 999, 1007, 1221, 1269, 1431, 1551, 1739, 1749, 1881, 1961, 2109, 2491, 2679, 3021, 3663, 4653, 5217, 5247, 5643, 5883, 6327, 7473, 7733, 8037, 9063, 9823, 10989, 11077, 13959, 15651, 15741, 17649, 18981, 19129, 21571, 22419, 23199, 24111, 27189, 27401, 29469, 33041, 33231, 37259, 46953, 47329, 52947, 57387, 64713, 67257, 69597, 82203, 88407, 92167, 99123, 99693, 111777, 141987, 172161, 194139, 208791, 246609, 265221, 276501, 297369, 299079, 335331, 363451, 409849, 425961, 516483, 520619, 582417, 739827, 829503, 892107, 1005993, 1013837, 1090353, 1229547, 1277883, 1561857, 1751173, 2488509, 3041511, 3271059, 3688641, 4685571, 5253519, 9124533, 9813177, 11065923, 14056713, 15760557, 19262903, 27373599, 47281671, 57788709, 173366127, 520098381]

約数ペア:

[(1, 520098381), (3, 173366127), (9, 57788709), (11, 47281671), (19, 27373599), (27, 19262903), (33, 15760557), (37, 14056713), (47, 11065923), (53, 9813177), (57, 9124533), (99, 5253519), (111, 4685571), (141, 3688641), (159, 3271059), (171, 3041511), (209, 2488509), (297, 1751173), (333, 1561857), (407, 1277883), (423, 1229547), (477, 1090353), (513, 1013837), (517, 1005993), (583, 892107), (627, 829503), (703, 739827), (893, 582417), (999, 520619), (1007, 516483), (1221, 425961), (1269, 409849), (1431, 363451), (1551, 335331), (1739, 299079), (1749, 297369), (1881, 276501), (1961, 265221), (2109, 246609), (2491, 208791), (2679, 194139), (3021, 172161), (3663, 141987), (4653, 111777), (5217, 99693), (5247, 99123), (5643, 92167), (5883, 88407), (6327, 82203), (7473, 69597), (7733, 67257), (8037, 64713), (9063, 57387), (9823, 52947), (10989, 47329), (11077, 46953), (13959, 37259), (15651, 33231), (15741, 33041), (17649, 29469), (18981, 27401), (19129, 27189), (21571, 24111), (22419, 23199)]