2878304884

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{66449}}^1$

素因数の和:66497

約数の個数: 72

約数和(自身を含む): 6681414600

約数和(自身を除く): 3803109716

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 49, 52, 68, 91, 98, 119, 182, 196, 221, 238, 364, 442, 476, 637, 833, 884, 1274, 1547, 1666, 2548, 3094, 3332, 6188, 10829, 21658, 43316, 66449, 132898, 265796, 465143, 863837, 930286, 1129633, 1727674, 1860572, 2259266, 3256001, 3455348, 4518532, 6046859, 6512002, 7907431, 12093718, 13024004, 14685229, 15814862, 24187436, 29370458, 31629724, 42328013, 55352017, 58740916, 84656026, 102796603, 110704034, 169312052, 205593206, 221408068, 411186412, 719576221, 1439152442, 2878304884]

約数ペア:

[(1, 2878304884), (2, 1439152442), (4, 719576221), (7, 411186412), (13, 221408068), (14, 205593206), (17, 169312052), (26, 110704034), (28, 102796603), (34, 84656026), (49, 58740916), (52, 55352017), (68, 42328013), (91, 31629724), (98, 29370458), (119, 24187436), (182, 15814862), (196, 14685229), (221, 13024004), (238, 12093718), (364, 7907431), (442, 6512002), (476, 6046859), (637, 4518532), (833, 3455348), (884, 3256001), (1274, 2259266), (1547, 1860572), (1666, 1727674), (2548, 1129633), (3094, 930286), (3332, 863837), (6188, 465143), (10829, 265796), (21658, 132898), (43316, 66449)]