447635188

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15971}}^1$

素因数の和:16013

約数の個数: 72

約数和(自身を含む): 1070635104

約数和(自身を除く): 622999916

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 49, 52, 77, 91, 98, 143, 154, 182, 196, 286, 308, 364, 539, 572, 637, 1001, 1078, 1274, 2002, 2156, 2548, 4004, 7007, 14014, 15971, 28028, 31942, 63884, 111797, 175681, 207623, 223594, 351362, 415246, 447188, 702724, 782579, 830492, 1229767, 1453361, 1565158, 2283853, 2459534, 2906722, 3130316, 4567706, 4919068, 5813444, 8608369, 9135412, 10173527, 15986971, 17216738, 20347054, 31973942, 34433476, 40694108, 63947884, 111908797, 223817594, 447635188]

約数ペア:

[(1, 447635188), (2, 223817594), (4, 111908797), (7, 63947884), (11, 40694108), (13, 34433476), (14, 31973942), (22, 20347054), (26, 17216738), (28, 15986971), (44, 10173527), (49, 9135412), (52, 8608369), (77, 5813444), (91, 4919068), (98, 4567706), (143, 3130316), (154, 2906722), (182, 2459534), (196, 2283853), (286, 1565158), (308, 1453361), (364, 1229767), (539, 830492), (572, 782579), (637, 702724), (1001, 447188), (1078, 415246), (1274, 351362), (2002, 223594), (2156, 207623), (2548, 175681), (4004, 111797), (7007, 63884), (14014, 31942), (15971, 28028)]