209419756

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:399

約数の個数: 96

約数和(自身を含む): 474263552

約数和(自身を除く): 264843796

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 67, 91, 124, 134, 182, 217, 268, 277, 364, 403, 434, 469, 554, 806, 868, 871, 938, 1108, 1612, 1742, 1876, 1939, 2077, 2821, 3484, 3601, 3878, 4154, 5642, 6097, 7202, 7756, 8308, 8587, 11284, 12194, 14404, 14539, 17174, 18559, 24388, 25207, 27001, 29078, 34348, 37118, 50414, 54002, 58156, 60109, 74236, 100828, 108004, 111631, 120218, 129913, 189007, 223262, 240436, 241267, 259826, 378014, 446524, 482534, 519652, 575329, 756028, 781417, 965068, 1150658, 1562834, 1688869, 2301316, 3125668, 3377738, 4027303, 6755476, 7479277, 8054606, 14958554, 16109212, 29917108, 52354939, 104709878, 209419756]

約数ペア:

[(1, 209419756), (2, 104709878), (4, 52354939), (7, 29917108), (13, 16109212), (14, 14958554), (26, 8054606), (28, 7479277), (31, 6755476), (52, 4027303), (62, 3377738), (67, 3125668), (91, 2301316), (124, 1688869), (134, 1562834), (182, 1150658), (217, 965068), (268, 781417), (277, 756028), (364, 575329), (403, 519652), (434, 482534), (469, 446524), (554, 378014), (806, 259826), (868, 241267), (871, 240436), (938, 223262), (1108, 189007), (1612, 129913), (1742, 120218), (1876, 111631), (1939, 108004), (2077, 100828), (2821, 74236), (3484, 60109), (3601, 58156), (3878, 54002), (4154, 50414), (5642, 37118), (6097, 34348), (7202, 29078), (7756, 27001), (8308, 25207), (8587, 24388), (11284, 18559), (12194, 17174), (14404, 14539)]