455774774

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{991}}^1$

素因数の和:1058

約数の個数: 72

約数和(自身を含む): 904817088

約数和(自身を除く): 449042314

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 49, 91, 98, 133, 182, 247, 266, 361, 494, 637, 722, 931, 991, 1274, 1729, 1862, 1982, 2527, 3458, 4693, 5054, 6937, 9386, 12103, 12883, 13874, 17689, 18829, 24206, 25766, 32851, 35378, 37658, 48559, 65702, 90181, 97118, 131803, 180362, 229957, 244777, 263606, 357751, 459914, 489554, 631267, 715502, 922621, 1262534, 1713439, 1845242, 2504257, 3426878, 4650763, 5008514, 9301526, 11994073, 17529799, 23988146, 32555341, 35059598, 65110682, 227887387, 455774774]

約数ペア:

[(1, 455774774), (2, 227887387), (7, 65110682), (13, 35059598), (14, 32555341), (19, 23988146), (26, 17529799), (38, 11994073), (49, 9301526), (91, 5008514), (98, 4650763), (133, 3426878), (182, 2504257), (247, 1845242), (266, 1713439), (361, 1262534), (494, 922621), (637, 715502), (722, 631267), (931, 489554), (991, 459914), (1274, 357751), (1729, 263606), (1862, 244777), (1982, 229957), (2527, 180362), (3458, 131803), (4693, 97118), (5054, 90181), (6937, 65702), (9386, 48559), (12103, 37658), (12883, 35378), (13874, 32851), (17689, 25766), (18829, 24206)]