208518345

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1693}}^1$

素因数の和:1751

約数の個数: 96

約数和(自身を含む): 456648192

約数和(自身を除く): 248129847

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 23, 35, 45, 51, 63, 69, 85, 105, 115, 119, 153, 161, 207, 255, 315, 345, 357, 391, 483, 595, 765, 805, 1035, 1071, 1173, 1449, 1693, 1785, 1955, 2415, 2737, 3519, 5079, 5355, 5865, 7245, 8211, 8465, 11851, 13685, 15237, 17595, 24633, 25395, 28781, 35553, 38939, 41055, 59255, 76185, 86343, 106659, 116817, 123165, 143905, 177765, 194695, 201467, 259029, 272573, 350451, 431715, 533295, 584085, 604401, 661963, 817719, 1007335, 1295145, 1362865, 1752255, 1813203, 1985889, 2453157, 3022005, 3309815, 4088595, 4633741, 5957667, 9066015, 9929445, 12265785, 13901223, 23168705, 29788335, 41703669, 69506115, 208518345]

約数ペア:

[(1, 208518345), (3, 69506115), (5, 41703669), (7, 29788335), (9, 23168705), (15, 13901223), (17, 12265785), (21, 9929445), (23, 9066015), (35, 5957667), (45, 4633741), (51, 4088595), (63, 3309815), (69, 3022005), (85, 2453157), (105, 1985889), (115, 1813203), (119, 1752255), (153, 1362865), (161, 1295145), (207, 1007335), (255, 817719), (315, 661963), (345, 604401), (357, 584085), (391, 533295), (483, 431715), (595, 350451), (765, 272573), (805, 259029), (1035, 201467), (1071, 194695), (1173, 177765), (1449, 143905), (1693, 123165), (1785, 116817), (1955, 106659), (2415, 86343), (2737, 76185), (3519, 59255), (5079, 41055), (5355, 38939), (5865, 35553), (7245, 28781), (8211, 25395), (8465, 24633), (11851, 17595), (13685, 15237)]